Kenwood TK-3170 Service Manual Download Page 56 | Manualshive

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J

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L

M

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1

2

3

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5

6

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11

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14

C21

IC19

1

3

4

5

R210

R211

R214

R215

R216

D33

R224

R226

R229

C43

C44

1

AUX

PTT

SIDE1

SIDE2

GND

GND

6

R230

C49

R236

C52

R240

R248

G

H

Q12

Q19

D

G

S

D

D

G

G

S

S

D

G

S

D

G

S

R259

C70

S10

A

C71

S11

2

S12

5

C73

S13

8

C74

S14

0

C75

Q21

1

34

6

S15

B

C76

S16

3

C77

Q23

S17

6

S18

9

C79

Q25

S19

#

Q26

Q28

S20

C

C81

C82

Q31

C85

Q32

Q33

C87

C88

C89

Q35

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D

C97

D4

D5

D7

D8

D9

R107

R108

R109

D12

D13

R113

R114

R116

R117

R119

R121

D30

D31

R134

R135

R137

R139

L12

L13

L14

K

C

D

B

E

A

R141

R142

R143

C107

C108

R145

C109

R146

C110

C111

C113

C114

R150

IC4

1

8

9

16

C115

IC5

1

8

9

16

R152

C116

CN62

SPLI

R154

R155

R159

C123

R161

C125

R162

R163

R168

CN79

SB

C130

C131

C132

R172

C136

C137

R174

C138

R176

C140

C142

C143

C145

C146

C147

R183

C148

R187

C150

C151

S1

AUX

S2

PTT

S3

SW1

C157

S4

SW2

S5

S

S6

1

S7

4

R198

S8

7

S9

*

C161

C162

C168

C170

C171

C174

C175

R67

C177

R191

R184

C178

C183

C184

R75

C188

R82

C197

C198

X2

IC12

1

1

4

4

5

5

8

8

IC14

1

45

8

IC15

IC16

1

R232

C159

J72-0964-19 C/4

J72-0964-19 B/4

J72-0964-19
D/4

RSSI

24

13

12

SPLO

D

G

S

+

+

PTTO

5MS

OPTDET

MICIN

MIC

SPO

SPI

AE

PTT/RXD

ED1

S1

S2

S3

S4

S5

S6

S7

S8

S9

S10

S11

S12

S13

S14

S15

S16

S17

S18

S19

S20

S21

S22

S23

S24

S25

S26

S27

S28

S29

S30

S31

S32

S33

S34

COM1

COM2

COM3

COM4

C26

C28

C29

R245

Q13

B

C

E

C78

C93

C99

R100

R101

R103

R104

R105

R106

L2

R122

L3

L4

L5

R129

R131

R132

C102

R140

R144

R147

R153

C117

CN63

DI9

C118

C119

C128

C129

R166

R173

R31

R61

R63

C186

C190

CN8

IC11

1

4

5

8

R212

R242

R251

Q22

C84

Q30

C95

C98

R111

R112

D29

D32

R130

C100

R149

C112

R151

R156

R157

C120

C121

C122

R160

C127

R164

R165

C133

C134

R171

C135

R175

R181

C154

C155

R192

R193

R194

R195

C176

C192

IC13

1

C106

R158

C126

R225

L10

R177

R178

C158

R199

C181

R200

R206

R207

IC17

1

4

5

8

C182

IC18

1

56

10

R213

R218

R220

C201

R261

KEY3I

KEY4I

KEY2I

KEY1I

KEY4O

GND

GND

Q24

1

3

4

6

Q27

R180

R37

C149

R40

C153

R196

C166

C169

R68

R72

R202

TXD

NC

TXD

PTTI

(RXD)

R203

R204

CP12

CP13

CP16

CP18

CP23

CP24

9

10

16

17

25

26

32

BLK

RED

WHT

BLU

C196

TK-3170/3173

PC BOARD

TX-RX UNIT (X57-7010-XX) (C/4) Component side view (J72-0964-19 C/4)
-10 : TK-3170 K -11 : TK-3170 K4 -12 : TK-3170 K3 -13 : TK-3170 K6
-14 : TK-3173 K -21 : TK-3170 M -22 : TK-3170 M3

TX-RX UNIT (X57-7010-XX) (B/4) Component side view (J72-0964-19 B/4)
-10 : TK-3170 K -11 : TK-3170 K4 -12 : TK-3170 K3 -13 : TK-3170 K6
-14 : TK-3173 K -21 : TK-3170 M -22 : TK-3170 M3

TX-RX UNIT (X57-7010-XX) (B/4) Component side view (J72-0964-19 B/4)
-10 : TK-3170 K -11 : TK-3170 K4 -12 : TK-3170 K3 -13 : TK-3170 K6
-14 : TK-3173 K -21 : TK-3170 M -22 : TK-3170 M3

PC BOARD

TK-3170/3173

(D/4)

Ref. No. Address

IC4

6M

IC5

6J

IC11

8K

IC12

7J

IC13

9J

IC14

9K

IC15

7H

IC16

12I

Ref. No. Address

IC17

12K

IC18

8M

IC19

12G

Q12

7I

Q13

6I

Q19

10H

Q21

10K

Q22

11I

Ref. No. Address

Q23

8N

Q24

7M

Q25

12K

Q26

12K

Q27

9M

Q28

9N

Q30

11J

Q31

8G

Ref. No. Address

Q32

10G

Q33

7J

Q35

9M

D4

7I

D5

8N

D7

10N

D8

8F

D9

10F

Ref. No. Address

D12

8D

D13

10D

D29

11H

D30

10K

D31

10J

D32

10I

D33

12N

Component side

Foil side

Layer 1

Layer 2

Layer 3

Layer 4

Layer 5

Layer 6

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55
56
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Summary of Contents for TK-3170

Page 1: ...enna is available as an option Badge B43 1178 04 Knob Selector K29 9340 03 Knob Volume K29 9278 13 Knob PTT K29 9339 03 Key top Side K29 9341 03 Plastic cabinet assy A02 3891 13 Packing G53 1652 11 Packing G53 1651 01 Plastic cabinet assy A02 3890 03 This product uses Lead Free solder ADJUSTMENT 43 TERMINAL FUNCTION 51 PC BOARD TX RX UNIT X57 7010 XX A 4 52 TX RX UNIT X57 7010 XX B C D 4 54 SCHEMA...

Page 2: ...this equipment near elec trical blasting caps or in an explosive atmosphere This equipment should be serviced by a qualified techni cian only SERVICE This radio is designed for easy servicing Refer to the schematic diagrams printed circuit board views and align ment procedures contained within GENERAL SYSTEM SET UP SYSTEM SET UP Merchandise received License and frequency allocated by FCC Choose th...

Page 3: ...g mode PC mode Clone mode Firmware programming mode Self programming mode Mode Function User mode For normal use Panel test mode Used by the dealer to check the funda mental characteristics Panel tuning mode Used by the dealer to tune the transceiver PC mode Used for communication between the transceiver and PC IBM compatible Data programming Used to read and write frequency data and mode other fe...

Page 4: ...sure that the transceiver is in the Program mode 6 Press write button in the window When the transceiver starts to receive data the LOADING is displayed 7 If writing ends successfully the checksum is calculated and a result is displayed 8 If you want to continue programming other transceivers repeat steps 4 to 7 Note This mode cannot be entered if the Firmware Program ming mode is set to Disable i...

Page 5: ... number that was pressed will appear on the display 2 Each press of the key shifts the display in order to the left 3 When you have entered the entire password press the or S key SELF appears on the display if the en tered password is correct If the password is incorrect SLF LOCK R or SLF LOCK W is redisplayed To enter the password using the selector 1 Rotate the selector while SLF LOCK R or SLF L...

Page 6: ...s the B key to store the value in memory and ad vance to the next setting 7 Press the C key to skip any settings you do not wish to modify 8 Press the S key to exit SELF appears on the display No Function Choices Display Remarks Zone Channel Setting Mode Select Channel 1 128 A Zone Selection Channel Selection change Select Zone 1 128 Channel Edit 1 RX Frequency Step 5 0kHz Display when an item is ...

Page 7: ...9999999999 about 0 5 seconds DTMF Signaling Selective Call Display of the current setting 000 9999 If it is 8 or more digits scroll it Display when a code is input Input it with DTMF key Code Default Side1 Data clear 7 Transmit Power High Transmit Power Default Low Transmit Power 8 Wide Narrow Wide Default Narrow T 4 5 0 0 0 0 0 REALIGNMENT DQ T 0 0 0 I DQ T 7 7 7 I S T P _ _ 5 0 0 S T P _ _ 6 2 5...

Page 8: ...ent setting If it is 8 or more digits scroll it Display when a code is input Input it with DTMF key Blank Side1 Data clear 18 End of Transmit Code which it can input 0 9 Not display if Dial ID Uncheck and PTT ID OFF A D and maximum of or EOT is set 16 digits Display of the current setting If it is 8 or more digits scroll it Display when a code is input Input it with DTMF key Blank Side1 Data clear...

Page 9: ...ta C Don t write data Compander B Write data C Don t write data Priority channel B Write data C Don t write data Home channel Direct channel B Write data C Don t write data PTT ID B Write data C Don t write data Beginning of TX B Write data C Don t write data B Write data C Don t write data End of TX B Write data C Don t write data Blank Side1 Blank Side1 Blank DQT N DQT I QT Side1 Side1 Side2 Sid...

Page 10: ...ss the C key to enter Zone Edit Mode 4 Press the C key again to select the setting you wish to modify 5 Rotate the selector to select the desired value 6 Press the B key to store the value in memory and ad vance to the next setting 7 Press the C key to skip any settings you do not wish to modify Press the S key to exit SELF appears on the display No Function Choices Display Remarks Zone Edit 1 Tim...

Page 11: ...y Direct CH1 Direct CH2 Direct CH3 Direct CH4 Display Character Emergency Home CH GID Key Lock Lamp Low Transmit Power Monitor Monitor Momentary OST Transceiver Password Scan Scan Delete Add Scrambler SelCall SelCall Status Squelch Level Squelch Off Squelch Off Momentary Status REALIGNMENT A U X _ _ _ 1 _ A U X _ O F F _ A U X _ _ _ 2 _ A U X _ _ _ 3 _ A U X _ _ _ 4 _ A U X _ _ _ 5 _ A U X _ _ _ 6...

Page 12: ...us Talk Around VOX Zone Up Zone Down REALIGNMENT A U X _ _ 3 3 _ A U X _ _ 3 4 _ A U X _ _ 3 5 _ A U X _ _ 3 6 _ S 1 _ _ O F F _ S 1 _ _ _ _ 1 _ S 1 _ _ _ _ 2 _ S 1 _ _ _ _ 3 _ S 1 _ _ _ _ 4 _ S 1 _ _ _ _ 5 _ S 1 _ _ _ _ 6 _ S 1 _ _ _ _ 7 _ S 1 _ _ _ _ 8 _ S 1 _ _ _ _ 9 _ S 1 _ _ _ 1 0 _ S 1 _ _ _ 1 1 _ S 1 _ _ _ 1 2 _ S 1 _ _ _ 1 3 _ S 1 _ _ _ 1 4 _ S 1 _ _ _ 1 6 _ S 1 _ _ _ 1 7 _ S 1 _ _ _ 1 8 _...

Page 13: ...unction 2 tone Autodial AUX Optional Board None REALIGNMENT S 2 _ _ O F F _ S 2 _ _ _ _ 1 _ S 2 _ _ _ _ 2 _ S 2 _ _ _ _ 3 _ S 2 _ _ _ _ 4 _ S 2 _ _ _ _ 5 _ S 2 _ _ _ _ 6 _ S 2 _ _ _ _ 7 _ S 2 _ _ _ _ 8 _ S 2 _ _ _ _ 9 _ S 2 _ _ _ 1 0 _ S 2 _ _ _ 1 1 _ S 2 _ _ _ 1 2 _ S 2 _ _ _ 1 3 _ S 2 _ _ _ 1 4 _ S 2 _ _ _ 1 6 _ S 2 _ _ _ 1 7 _ S 2 _ _ _ 1 8 _ S 2 _ _ _ 1 9 _ S 2 _ _ _ 2 0 _ S 2 _ _ _ 2 1 _ S 2 ...

Page 14: ...ional Board None Call 1 Call 2 CH GID Down REALIGNMENT S _ _ _ _ _ 4 _ S _ _ _ _ _ 5 _ S _ _ _ _ _ 6 _ S _ _ _ _ _ 7 _ S _ _ _ _ _ 8 _ S _ _ _ _ _ 9 _ S _ _ _ _ 1 0 _ S _ _ _ _ 1 1 _ S _ _ _ _ 1 2 _ S _ _ _ _ 1 3 _ S _ _ _ _ 1 4 _ S _ _ _ _ 1 6 _ S _ _ _ _ 1 7 _ S _ _ _ _ 1 8 _ S _ _ _ _ 1 9 _ S _ _ _ _ 2 0 _ S _ _ _ _ 2 1 _ S _ _ _ _ 2 2 _ S _ _ _ _ 2 3 _ S _ _ _ _ 2 4 _ S _ _ _ _ 2 5 _ S _ _ _ _...

Page 15: ...ID Up Channel Entry Direct CH1 Direct CH2 REALIGNMENT A _ _ _ _ _ 8 _ A _ _ _ _ _ 9 _ A _ _ _ _ 1 0 _ A _ _ _ _ 1 1 _ A _ _ _ _ 1 2 _ A _ _ _ _ 1 3 _ A _ _ _ _ 1 4 _ A _ _ _ _ 1 6 _ A _ _ _ _ 1 7 _ A _ _ _ _ 1 8 _ A _ _ _ _ 1 9 _ A _ _ _ _ 2 0 _ A _ _ _ _ 2 1 _ A _ _ _ _ 2 2 _ A _ _ _ _ 2 3 _ A _ _ _ _ 2 4 _ A _ _ _ _ 2 5 _ A _ _ _ _ 2 6 _ A _ _ _ _ 2 7 _ A _ _ _ _ 2 8 _ A _ _ _ _ 2 9 _ A _ _ _ _ ...

Page 16: ...CH3 Direct CH4 Display Character Home CH GID REALIGNMENT B _ _ _ _ 1 2 _ B _ _ _ _ 1 3 _ B _ _ _ _ 1 4 _ B _ _ _ _ 1 6 _ B _ _ _ _ 1 7 _ B _ _ _ _ 1 8 _ B _ _ _ _ 1 9 _ B _ _ _ _ 2 0 _ B _ _ _ _ 2 1 _ B _ _ _ _ 2 2 _ B _ _ _ _ 2 3 _ B _ _ _ _ 2 4 _ B _ _ _ _ 2 5 _ B _ _ _ _ 2 6 _ B _ _ _ _ 2 7 _ B _ _ _ _ 2 8 _ B _ _ _ _ 2 9 _ B _ _ _ _ 3 0 _ B _ _ _ _ 3 1 _ B _ _ _ _ 3 2 _ B _ _ _ _ 3 3 _ B _ _ _...

Page 17: ...l 2 List setting List None 1 16 DTMF List None 1 10 2 tone List None 1 50 FleetSync Default None 11 Operator Selectable No Default Direct CH Yes 12 Keypad Operation None Default Key 16key only Channel Entry OST REALIGNMENT C H _ U P D N Z N _ U P D N K NO B _ O F F C A L L 1 _ D T C A L L 1 _ 2 T C A L L 1 _ F S L I S T _ _ _ 1 L I S T _ _ _ 1 L I S T _ _ _ 1 C A L L 2 _ D T C A L L 2 _ 2 T C A L ...

Page 18: ...6 Lookback Time B 500 5000ms 50ms Step Default 2000 27 Revert Channel Last Called Default Last Used Selected Selected TalkBack Priority Cannot be set when priority None or selected Priority TalkBack Cannot be set when priority None or selected 28 Dropout Delay Time 0 300 1s Default 3 29 Dwell Time 0 300 1s Default 3 DTMF 30 DTMF Speed 6 8 10 15 Default 6 31 First Digit Delay Time 0 1000ms 50ms Def...

Page 19: ...ode is used to clear data for functions that can be set in Self Programming Mode or to return to reset values default Pressing S key when SELF is shown sets the display to CANCEL Turning the selector alternately switches the display be tween CANCEL READY Pressing B key when READY is shown clears the data and sets the display to CLEAR Pressing S key again returns the display to SELF Pressing S key ...

Page 20: ... Write data C Don t write data Battery warning B Write data C Don t write data Squelch level B Write data C Don t write data Priority B Write data C Don t write data B Write data C Don t write data B Write data C Don t write data S S S S S S S S S S S S Lookback time A B Write data C Don t write data S Lookback time B B Write data C Don t write data S Revert channel B Write data C Don t write data...

Page 21: ...Remove the antenna connector from the chassis with its terminal attached then solder the center part of antenna connector to its terminal r Do not use excessive solder on terminal DISASSEMBLY FOR REPAIR 1 Removing the FPC 1 Remove the solder from the TX RX unit using a solder iron q 2 Peel the double sided tape w 3 Remove the solder from the battery terminal block using the solder iron e Note You ...

Page 22: ...ch the speaker and microphone lead wires with the color code of silkscreen of the printed circuit board e then solder them in place 4 Lift the speaker holder r then flip it over to the left t 5 Insert the tabs of the speaker holder into the slots of the transceiver First insert the bottom tabs into the control unit y then insert the top tabs into the LCD cover u Red White Blue Black Speaker holder...

Page 23: ...ION ANT TX RX 450 490MHz K K4 440 480MHz M 400 430MHz K K6 M3 450 490MHz K K4 440 480MHz M 400 430MHz K K6 M3 ANT SW RF AMP TX AMP 1st MIX MCF 49 95MHz CF 450kHz IF SYSTEM AF AMP SP 50 4MHz 400 05 440 05MHz K K4 390 05 430 05MHz M 350 05 380 05MHz K3 K6 M3 PLL VCO MIC AMP MIC X3 multiply TCXO 16 8MHz RF AMP VOL q q Fig 1 Frequency configuration 2 Receiver System The receiver system is shown in Fig...

Page 24: ... amplifier IC17 and goes to the TCXO modulation input SP Q22 SW IC16 VOL IC18 AF PA Q23 24 27 SW SW Q28 35 IC5 Shift register 2 tone IC15 BPF Compalater CLK DATA STD LOADN IC10 IF AMP IC11 LPF IC13 AQUA L IC701 FM IF SIGNAL DTMF ANSQL IC7 CPU LSDI QT DQT HSDI AM2 AM1 Fig 4 Audio amplifier and squelch circuit MIC Q30 IC13 1 2 AMP IC12 2 2 SUM AMP IC17 X701 BUFF AMP TCXO VCO AGC SW AQUA L IC13 IC16 ...

Page 25: ...en the channel is changed or when transmis sion is changed to reception and vice versa A PLL lock con dition is always monitored by the pin 77 UL of the micropro cessor When the PLL is unlocked the UL goes low 5 Control Circuit The control circuit consists of microprocessor IC7 and its peripheral circuits It controls the TX RX unit IC7 mainly per forms the following 1 Switching between transmissio...

Page 26: ... TK 3173 and TK 3170 M M3 only High speed data 2 tone DTMF High speed data HSD is output from pin 4 of the CPU The signal passes through a low pass CR filter and provides a TX HSD tone and a RX HSD tone TX HSD deviation making an adjustment by microprocessor is passed through the switch IC14 and then applied to the audio processor IC13 The signal is mixed with the audio signal and goes to the VCO ...

Page 27: ... Sync Fleet Sync utilizes 1200bps and 2400bps MSK signal is output from pin 6 of IC13 And is routed to the VCO When encoding MSK the microphone input signal is muted DTMF The DTMF input signal from the IF IC IC701 is amplified by IC10 and goes to IC13 The decoded information is then processed by the CPU SW SW SW SUM BUFF AMP MOD AMP VCO TCXO RXAF MOD 6 5 4 EXTLIMIN RX Audio IC14 IC17 1 2 I2 O2 O8 ...

Page 28: ...XD COM0 34 VCC1 5V Vcc1 35 RXD I RXD COM0 36 DGND DGND Vss 37 DACCLK O DAC CLK 38 AUX I AUX KEY 39 TXD2 O TXD2 COM1 SEMICONDUCTOR DATA Pin No Port Name I O Function 40 RXD2 AINH I RXD2 COM1 41 AFDAT O BB TDATA and DTRCLK 42 AFDIO I O BB DI O 43 AFDIR O BB DIR 44 DTRLOAD O BB DTMF enable 45 AFSTD I BB STD 46 SCLK O BB SCLK 47 RDY 5V 48 ALE NC 49 HOLD 5V 50 HLDA NC 51 EN4 I Selector input 4 52 EN3 I...

Page 29: ... 5V IC3 IC Voltage detector RESET IC4 5 IC Shift register IC6 IC LCD driver IC7 Microprocessor Microprocessor IC8 IC Flash memory IC9 IC EEPROM IC10 IC DET amplifier VREF IC11 IC LSD filter IC12 IC TX SUM amplifier IC13 IC Audio processor IC14 IC AF switch IC15 IC RX HSD filter IC16 IC D A converter IC17 IC TCXO buffer amplifier IC18 IC AF amplifier IC19 IC RX BPF tune voltage amplifier IC501 IC P...

Page 30: ...current control D5 LED LCD back light D7 LED LCD back light D8 9 LED 10 key back light Ref No Use Function Operation Condition D12 13 LED 10 key back light D14 16 Diode Radio state detector D17 Diode RX DET mute control voltage discharge D24 27 Diode Key input detect D28 Diode AF reference voltage bias supply D29 Diode VOX level detector D30 31 Diode MIC input level detector D32 Diode VOX amplifie...

Page 31: ...0 330 470 750 Tolerance More than 10pF Code C D G J K M X Z P No code 0 25 0 5 2 5 10 20 40 80 100 More than 10µF 10 50 20 20 0 Less than 4 7µF 10 75 Voltage rating 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 5000 6300 8000 CHIP CAPACITORS EX...

Page 32: ...OLDER ACCESSORY 52 1B J21 8488 03 MOUNTING HARDWARE 53 2C J29 0701 15 HOOK ACCESSORY 54 3A J82 0106 05 FPC 55 2A J99 0399 04 DOUBLE SIDED TAPE 4x7mm 56 1B K29 9278 13 KNOB VOLUME 57 1B K29 9339 03 KNOB PTT 58 1B K29 9340 03 KNOB SELECTOR 59 1B K29 9341 03 KEY TOP SIDE A 2A 3A N09 2438 05 BINDING HEAD SCREW B 2A N14 0583 04 CIRCULAR NUT C 3B N14 0805 04 CIRCULAR NUT D 3A N30 2610 48 PAN HEAD MACHIN...

Page 33: ...F K C122 CK73HB1H471K CHIP C 470PF K C123 CC73HCH1H680J CHIP C 68PF J C125 CK73HB1A104K CHIP C 0 10UF K C126 CC73HCH1H470J CHIP C 47PF J C127 CC73HCH1H181J CHIP C 180PF J C128 CK73HB1H471K CHIP C 470PF K C129 CK73GB1E105K CHIP C 1 0UF K C130 CK73HB1A104K CHIP C 0 10UF K C131 CK73HB1H821K CHIP C 820PF K C132 CK73HB1A104K CHIP C 0 10UF K C133 CK73GB0J475K CHIP C 4 7UF K C134 CK73HB1A473K CHIP C 0 04...

Page 34: ... 0PF B K K4 73 C558 CC73HCH1H060B CHIP C 6 0PF B M C559 CC73HCH1H080B CHIP C 8 0PF B K3 K6 M3 C559 CC73HCH1H090B CHIP C 9 0PF B K K4 73 C559 CC73HCH1H090B CHIP C 9 0PF B M C560 CC73HCH1H101J CHIP C 100PF J C562 563 CK73HB1H471K CHIP C 470PF K C564 565 CK73HB1A104K CHIP C 0 10UF K C566 567 CC73HCH1H0R5B CHIP C 0 5PF B C568 CK73HB1C103K CHIP C 0 010UF K C569 CK73HB1H471K CHIP C 470PF K C570 CK73HB1C...

Page 35: ...C73HCH1H390J CHIP C 39PF J C711 CC73HCH1H820J CHIP C 82PF J C712 CK73HB1H331K CHIP C 330PF K C713 CK73HB1A104K CHIP C 0 10UF K C714 CC73HCH1H390J CHIP C 39PF J C715 CK73HB1H471K CHIP C 470PF K C716 CK73HB1H182K CHIP C 1800PF K C717 CK73GB1E105K CHIP C 1 0UF K C718 C92 0712 05 CHIP TAN 22UF 6 3WV C719 CC73HCH1H820J CHIP C 82PF J C720 CK73HB1C103K CHIP C 0 010UF K C721 CK73HB1H471K CHIP C 470PF K C7...

Page 36: ... L40 1875 54 SMALL FIXED INDUCTOR 18NH K K4 73 L512 L40 1875 54 SMALL FIXED INDUCTOR 18NH M L512 L40 2275 54 SMALL FIXED INDUCTOR 22NH K3 K6 M3 L513 L41 2278 14 SMALL FIXED INDUCTOR 22NH K K4 73 L513 L41 2278 14 SMALL FIXED INDUCTOR 22NH M L513 L41 2778 14 SMALL FIXED INDUCTOR 27NH K3 K6 M3 L514 L41 1585 45 SMALL FIXED INDUCTOR 150NH K K4 73 L514 L41 1585 45 SMALL FIXED INDUCTOR 150NH M L514 515 L...

Page 37: ...1 RK73HB1J331J CHIP R 330 J 1 16W R62 RK73HB1J103J CHIP R 10K J 1 16W R63 RK73HB1J332J CHIP R 3 3K J 1 16W R64 RK73HB1J102J CHIP R 1 0K J 1 16W R65 66 RK73HB1J473J CHIP R 47K J 1 16W R67 RK73HB1J472J CHIP R 4 7K J 1 16W R68 RK73GB1J181J CHIP R 180 J 1 16W R69 RK73HB1J102J CHIP R 1 0K J 1 16W R71 RK73HB1J102J CHIP R 1 0K J 1 16W R72 RK73GB1J181J CHIP R 180 J 1 16W R73 74 RK73HB1J474J CHIP R 470K J ...

Page 38: ...0K J 1 16W R229 RK73HB1J473J CHIP R 47K J 1 16W R230 RK73HB1J123J CHIP R 12K J 1 16W R232 RK73HB1J823J CHIP R 82K J 1 16W R236 RK73HB1J124J CHIP R 120K J 1 16W R239 RK73HB1J104J CHIP R 100K J 1 16W R240 RK73HB1J474J CHIP R 470K J 1 16W R241 RK73HB1J473J CHIP R 47K J 1 16W R242 RK73HB1J104J CHIP R 100K J 1 16W R243 RK73HB1J474J CHIP R 470K J 1 16W R244 RK73HB1J473J CHIP R 47K J 1 16W R245 RK73HB1J1...

Page 39: ...RK73HB1J220J CHIP R 22 J 1 16W R643 RK73HB1J683J CHIP R 68K J 1 16W R645 646 RK73GB1J271J CHIP R 270 J 1 16W R647 R92 1252 05 CHIP R 0 OHM J 1 16W Ref No Address Parts No Description Desti nation New parts Ref No Address Parts No Description Desti nation New parts TX RX UNIT X57 7010 XX R648 R92 1368 05 CHIP R 0 OHM K K4 73 R648 R92 1368 05 CHIP R 0 OHM M R648 RK73HB1J5R6J CHIP R 5 6 J 1 16W K3 K6...

Page 40: ...FE F MOS IC IC501 ADF4111BCP7 MOS IC IC601 TA75W01FUF MOS IC IC701 TA31136FNG MOS IC Q1 UMG3N TRANSISTOR Q4 FP210 TRANSISTOR Q5 UPA672T FET Q6 UMG3N TRANSISTOR Q7 UPA672T FET Q8 DTA114EE DIGITAL TRANSISTOR Q9 SSM6J08FU F FET Q12 2SC4617 S TRANSISTOR Q13 2SB1132 Q R TRANSISTOR Q14 15 SSM3K15TE F FET Q16 2SA1774 S TRANSISTOR Q17 2SC4649 N P TRANSISTOR Q19 SSM3K15TE F FET Q21 RN4910 F TRANSISTOR Q22 ...

Page 41: ...0 38 21 101 40 34 1 13 G TX RX unit D 4 TX RX unit B 4 TX RX unit C 4 TX RX unit A 4 701x2 702 703 Gx2 Gx2 G G Ex2 F A A D D 705 K 704 707 M 706 G G B A C A Gx2 708 Gx4 Gx3 A N09 2438 05 B N14 0583 04 C N14 0805 04 D M2 6 x 10 N30 2610 48 E M3 x 6 BLK N30 3006 45 F M2 x 3 N79 2030 48 G M2 x 5 N83 2005 48 30 Parts with the exploded numbers larger than 700 are not supplied ...

Page 42: ...0 H52 2068 02 TK 3173 17 Instruction manual B62 1809 10 K K3 K4 K6 B62 1810 00 M M3 53 Hook J29 0701 15 6 Cap B09 0686 03 51 Holder J19 5483 23 46 Packing fixture H12 3150 02 47 Protection bag H25 0029 04 709 Parts with the exploded numbers larger than 700 are not supplied ...

Page 43: ...requency and Signaling The set has been adjusted for the frequencies shown in the following table When required readjust them following the adjustment procedure to obtain the frequencies you want in actual operation Test frequency CH K K4 K3 K6 M3 M RX MHz TX MHz RX MHz TX MHz RX MHz TX MHz 1 465 05000 465 10000 415 05000 415 10000 465 05000 465 10000 2 440 05000 440 10000 400 05000 400 10000 440 ...

Page 44: ...y Tuning K K4 K3 K6 M3 M point RX MHz TX MHz RX MHz TX MHz RX MHz TX MHz Low 440 05000 440 10000 400 05000 400 10000 440 05000 440 10000 Low 452 55000 452 60000 407 55000 407 60000 452 55000 452 60000 Center 465 05000 465 10000 415 05000 415 10000 465 05000 465 10000 High 477 55000 477 60000 422 55000 422 60000 477 55000 477 60000 High 489 95000 489 90000 429 95000 429 90000 489 95000 489 90000 Ad...

Page 45: ...ow C C Tone Wide LTR Narrow C C LTR Wide LTR adjustment apply TK 3173 and TK 3170 M M3 only DQT Narrow Low RSSI Narrow C A C Squelch Wide Squelch tight Narrow C C Squelch tight Wide High RSSI Narrow C Battery C Squelch Narrow C C DQT Wide Sensitivity C A A A 5 reference level adjustments 3 reference level adjustments A 3 reference level adjustments 3 reference level adjustments 5 reference level a...

Page 46: ...nna connector of this radio uses an SMA termi nal Use an antenna connector adapter SMA f BNC f or SMA f N f for adjustment The adapter is not provided as an option so buy a commercially available one Battery Jig W05 0909 00 Connect the power cable properly between the battery jig installed in the transceiver and the power supply and be sure output voltage and the power supply polarity prior to swi...

Page 47: ...A or less 2 Adj item L PWR_ L P W R_ L P W R _ Adjust PTT ON 5 Low power Panel test mode Power meter Panel ANT Check 0 7 1 4W check 1 CH Sig 1 1 Ammeter 1 0A or less Set low power Push S PTT ON 2 CH Sig 2 1 PTT ON 3 CH Sig 3 1 PTT ON Transmitter Section Common Section 1 Setting 1 BATT terminal voltage 7 5V 2 SSG standard modulation Wide MOD 1kHz DEV 3kHz Narrow MOD 1kHz DEV 1 5kHz 2 VCO lock Panel...

Page 48: ... 8 MIC Panel test mode Check 1 3 1 8kHz Narrow sensitivity 1 CH Sig 1 1 2 5 3 5kHz Wide check AG 1kHz 15 0mV at MIC terminal PTT ON 9 VOX1 1 Adj item VOX1_ AG Panel SP MIC Panel After apply signal adjust Adjust from AG press B AG 1kHz 150mV at MIC terminal key that numeric will be stored in 10 VOX10 1 Adj item VOX10 memory adjust Adjust AG 1kHz 2mV at MIC terminal 11 QT deviation 1 Remove the pane...

Page 49: ... 5kHz 0 1kHz deviation Adjust adjust Deviation meter filter Narrow LPF 15kHz HPF OFF PTT ON Wide 2 Adj item MSK_ _ _ 3 0kHz 0 1kHz Adjust PTT ON 16 TONE 1 Adj item TONE_ 1 5kHz 0 1kHz deviation Adjust adjust Deviation meter filter Narrow LPF 15kHz HPF OFF PTT ON Wide 2 Adj item TONE_ 3 0kHz 0 1kHz Adjust PTT ON 17 BATT 1 Adj item BATT_ Power meter Panel ANT Panel After pressing the BATT terminal v...

Page 50: ...e adjust SSG output 120dBm 0 22µV key That numeric SSG 118dBm Open Narrow MOD 1kHz 1 5kHz will be stored in SSG OFF Close memory Wide 2 Adj item SQL_ _ Adjust SSG output 120dBm 0 22µV MOD 1kHz 3 0kHz 4 Low RSSI 1 Adj item LRSSI After input signal adjust Adjust from SSG press B Narrow SSG output 118dBm 0 28µV key That numeric MOD 1kHz 1 5kHz will be stored in memory 2 Adj item L RSSI L R S SI L R S...

Page 51: ...e MIC_I MIC input Input sensitivity impedance 1kHz std dev 500mVrms 100mV 22kΩ load MIC_O MIC output Output voltage impedance 1kHz 15mVrms MIC input 60mVrms 20mV 2 2kΩ load RA_I Receiver Input sensitivity impedance AF input 1kHz rated AF power Vol max 150mV 50mV 22kΩ load RA_O Receiver Output voltage impedance 1kHz std mod AF output 200mV 50mV 2 2kΩ load SP_M Speaker Load 100kΩ mute Low Vss 0 4V H...

Page 52: ...L BPF THM PLE PDAT PCLK UL 5MS TCXO MOD TX RX GND J72 0964 19 A 4 R621 R623 R629 F901 C639 C648 R923 C904 D901 L619 R618 R620 R635 C632 C633 C658 D601 L703 R711 R713 R718 R722 R726 C701 C706 C713 C718 R759 C721 C723 R760 C724 C725 Q605 Q607 C777 C643 L701 R903 XF701 R727 R728 R545 C906 C730 C732 C733 Q501 L502 L503 L507 L523 or R552 R501 R504 R505 R509 R513 R517 R527 R913 R914 R915 R916 C501 C502 ...

Page 53: ... C629 C631 C635 C637 C646 C655 Q505 Q506 C660 D604 D605 D606 D608 Q705 C670 L505 L506 L508 L509 C677 C678 C679 L704 L705 L707 C680 C682 C683 L519 L714 L520 or R551 L521 L718 R523 R529 R531 R532 R533 R534 R535 R730 R731 R732 R733 R734 R541 R735 R544 R739 R547 R740 R741 R743 CD701 R747 TC501 R750 R751 R753 C539 C734 C540 C541 C542 C738 C545 C739 C546 C549 C551 C553 C747 C554 C555 C558 C754 C757 Q601...

Page 54: ... R144 R147 R153 CN63 DI9 C118 C119 C128 C129 R166 R173 R61 R63 C186 C R242 R Q22 C84 Q30 C95 R111 R112 D29 D32 R130 C100 C112 R151 C120 C121 R160 C133 C13 R175 C IC13 1 C106 R158 C126 R225 R177 R178 9 10 16 17 25 26 32 TK 3170 3173 PC BOARD TX RX UNIT X57 7010 XX B 4 Component side view J72 0964 19 B 4 10 TK 3170 K 11 TK 3170 K4 12 TK 3170 K3 13 TK 3170 K6 14 TK 3173 K 21 TK 3170 M 22 TK 3170 M3 D...

Page 55: ...18 S19 S20 S21 S22 S23 S24 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 COM1 COM2 COM3 COM4 C26 C28 C29 R245 C78 C93 R100 R101 R103 R104 R105 R106 L2 R122 L3 L4 L5 C102 C117 R31 C190 CN8 IC11 1 4 5 8 R212 R251 C98 C100 R149 R156 R157 C122 C127 R164 R165 C134 R171 C135 R175 R181 C154 C155 R192 R193 R194 R195 C176 C192 C13 1 L10 R177 R178 C158 R199 C181 R200 R206 R207 IC17 1 4 5 8 C182 IC18 1 5 6 10 R213...

Page 56: ...R129 R131 R132 C102 R140 R144 R147 R153 C117 CN63 DI9 C118 C119 C128 C129 R166 R173 R31 R61 R63 C186 C190 CN8 IC11 1 4 5 8 R212 R242 R251 Q22 C84 Q30 C95 C98 R111 R112 D29 D32 R130 C100 R149 C112 R151 R156 R157 C120 C121 C122 R160 C127 R164 R165 C133 C134 R171 C135 R175 R181 C154 C155 R192 R193 R194 R195 C176 C192 IC13 1 C106 R158 C126 R225 L10 R177 R178 C158 R199 C181 R200 R206 R207 IC17 1 4 5 8 ...

Page 57: ...5 C46 C47 C48 C50 C53 C55 C56 C58 C63 R254 C72 R262 Q29 C2 C4 C5 C7 D2 R102 D17 CP19 CP22 CP28 R257 R258 CP30 CP32 CP34 CP36 CP38 L11 CP40 L15 CP43 CP44 IC1 1 2 3 4 1 1 1 THM BPF ASQL RSSI DETAF WIDE NARROW 5R 5C 5C 5T 5T APCSW DSW PC GND 3 4 6 2 3 4 IC2 1 3 4 5 IC3 CP54 IC7 1 128 IC9 1 4 5 8 R12 R18 R25 R28 Q5 1 3 4 6 Q7 1 3 4 6 Q9 R1 R2 R36 R42 R43 R50 R51 R59 R69 R71 R76 R77 R78 R79 R80 R84 CN1...

Page 58: ... THM BPF ASQL RSSI DETAF WIDE NARROW IC8 R167 F R169 R170 CN80 to ext V R59 C187 C189 C191 R94 1 4 5 8 TA1 NC RXD MIC_I RA_I SB G A5 A6 RA_O MIC_O NC NC TXD NC NC A1 A2 A3 A4 KEY3I KEY4I KEY2I KEY1I KEY4O GND GND TX RX UNIT X57 7010 XX B 4 Foil side view J72 0964 19 B 4 10 TK 3170 K 11 TK 3170 K4 12 TK 3170 K3 13 TK 3170 K6 14 TK 3173 K 21 TK 3170 M 22 TK 3170 M3 PC BOARD TK 3170 3173 D 4 Ref No A...

Page 59: ... 1 1 1 26 GND RX TX MOD TCXO 5MS UL PCLK PDATA PLE THM BPF ASQL RSSI DETAF WIDE NARROW 5R 5C 5C 5T 5T APCSW DSW PC GND 3 4 6 2 3 4 IC2 1 3 4 5 IC3 CP54 IC7 1 128 IC8 IC9 1 4 5 8 R12 R18 R167 F R169 R170 CN80 to ext V R25 R28 Q5 1 3 4 6 Q7 1 3 4 6 Q9 R1 R2 R36 R42 R43 R50 R51 R59 R69 R71 R76 C187 R77 R78 C189 R79 R80 C191 R84 CN1 R94 X1 R96 R97 C11 CP5 CP7 C16 C17 C18 C19 1 15 BATSEL NC GND toCPU 5...

Page 60: ...0 XX B 4 PTT BORAD X57 7010 C 4 Q4 1 2 AVR 5C Q4 2 2 AVR 5T Q1 5T VOLTAGE CONTROL 5C VOLTAGE CONTROL Q6 5TC SW Q5 1 2 10KEY BACK LIGHT D8 9 12 13 SSM3K15TE F Q15 2SA1774 S Q16 SSB DC SUPPLY SW Q7 TX RX INDICATOR CONTROL IC2 XC6204B502PR IC1 XC61CC5002NR VOLTAGE REGULATOR 5V VOLTAGE DETECTOR INT K3 K4 K K6 K M M3 12 10 11 13 14 21 22 NO NO B30 2050 05 D8 B30 2050 05 B30 2050 05 B30 2050 05 NO B30 2...

Page 61: ...LCD 41 VLCD1 42 VLCD2 43 VSS 44 oSC 45 INH 46 CE 47 CL 48 DI S13 LCDCLK 1 STRB 2 DATA 3 CLK 4 5MSC 5 SAVE 6 STSW 7 AM1 8 VSS 9 10 11 12 13 14 15 16 S34 LCDDAT S21 S33 S18 S32 R40 47k S19 S31 S16 SEL S24 S18 S25 COM4 COM3 S22 C39 0 047u COM2 S23 COM1 CP32 1k 4 S20 SEL S24 D24 MA2S111 S21 C38 0 047u S20 CP24 1k 4 C44 0 01u S19 5T BATT 5R TX SB 5C 5MS E29 1205 X4 E29 1204 X4 LCDBL 5M SSBC 5RC 3 B LCD...

Page 62: ...k A10 KEY1O A8 KEY2O A9 AFSTD R46 1k R79 1k KEY3O AFDIR 1k CP28 1k 4 A16 KEY4O AFDIO C46 470p A15 AFDAT R74 470k R52 47k R78 1k A14 EN2 R83 0 R71 1k PC R222 1k C50 470p A13 LCDCLK RSSI LCDINH R65 47k D4 R77 1k R51 47k THP LCDCE 10k D6 ASQL CP42 1k 2 R256 0 CP22 1k 4 CSO D16 MA2S111 DTRLOAD AFRTM A18 AUX 47k C72 1200p R62 10k A17 EN1 D0 EN3 D3 KEY4I CP19 47k 2 5RC CNVSS RESET VCC SFTSTB TXD VOXMUTE...

Page 63: ...A11 2 A9 3 A8 4 A13 5 A14 6 A17 7 WE 8 VCC 9 A18 10 A16 11 A15 12 A12 13 A7 14 A6 15 A5 16 A4 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 1 CoMMoN 2 INH 3 VEE 4 GND 5 A 6 CH1 7 CH0 8 VCC TXD MMUTE 5T STSW 5MS RXD DI9 SPLI VOXIN TX FILTERO HSDIN TXD RXD TX SUM AMP AM2 SHIFT MODEL OPTDET DACLD FLASH MEMORY HSDIN MDSW PTT XOUT XIN DACDAT BEEP LSDOUT DACCLK HSDO RX DET MUTE CONTROL VOLTAGE DISCHAR...

Page 64: ... R151 18k L13 C110 470p C82 100p C187 0 01u R132 0 R163 39k C185 0 01u R246 22k C100 4 7u R240 470k C135 1u C121 0 039u R167 0 C191 470p C118 0 1u R239 100k R149 1M 560k C102 0 01u R129 1M R247 180k SSM3K15TE F Q22 C133 4 7u SSM3K15TE F Q19 VOX AMP GAIN LIMITER VOX LEVEL TECTOR CONTROL SW SPLO SB 5C OPTDET 5MS RXD 5C MMUTE VOXMUTE 5MS SP_M 5R SB 5T OPST AQSFT PTT RXD RXD DACDAT OPTDET TXD DACLD FI...

Page 65: ...10k R232 82k R181 0 C197 470p C162 10u6 3 C158 0 1u Q27 DTC144EE C166 470p R212 100 R116 39k C161 100p R194 1k C196 0 047u D33 AVRM1608270MAB 1 VIN1 2 VoUT1 3 VoUT2 4 VIN2 5 VDD 6 LD 7 CLK 8 DI 9 VIN3 10 VoUT3 11 VoUT4 12 VIN4 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 oUT 5 VDD R220 1k BLU WHT BLK RED AF AMP DC SUPPLY SW PTTO SB 5C 5MS PTT OPTDET 5MS RXD DACCLK DACDAT DACLD E37 1141 X5 5T 5R AF ...

Page 66: ... 47 F901 F53 0324 05 2 5A BPF CN901 E40 6420 05 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 R602 L604 C584 R552 L523 C554 D511 1SV325F D509 1SV325F C527 L502 D505 1SV325F L508 L512 D513 1SV278F L514 C555 R529 C556 C582 2p B C743 1p B R508 C730 8p B NO 9p B 2nd_Lo D513 TK 3170 16KEY RX LOCAL SW TK 3170 16KEY 14 TK 3170 4KEY TK 3170 16KEY TK 3170 4KEY TK 3170 16KEY APC 12 5T...

Page 67: ...607 DTC114EE C678 2SC4649 N P Q703 ANT C572 10u10 D704 C727 470p C655 SSM3K15TE F Q609 1 2 3 4 5 IN2 6 IN2 7 oUT B 8 VCC 1 oSCIN 2 oSCoUT 3 MIXoUT 4 VCC 5 IFIN 6 DEC 7 FILoUT 8 FILIN 9 10 11 12 13 14 15 16 L524 R549 R548 C571 R551 L608 C637 1000p C623 1000p R626 2nd_Lo HVC355B ASQL WIDE 5C D706 708 RSSI RF BPF TUNING 5R RF AMP STRIP LINE NARROW BPF PC APCSW HVC355B 5T B APC 5R DSW 5p B TX RX HVC35...

Page 68: ...u10 C161 100p D704 BPF A17 CN901 E40 6420 05 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 KEY4I CP19 47k 2 C727 470p R194 1k C655 SSM3K15TE F Q609 1 2 3 4 5 IN2 6 IN2 7 oUT B 8 VCC 1 oSCIN 2 oSCoUT 3 MIXoUT 4 VCC 5 IFIN 6 DEC 7 FILoUT 8 FILIN 9 10 11 12 13 14 15 16 R602 L604 C584 R552 L523 L524 R549 R548 C571 C554 D511 1SV325F D509 1SV325F C527 L502 D505 1SV325F L508 L512 D...

Page 69: ...7368F S TX TA2 RX HSD AMP IC15 TK62012F HSDI 5MS BPF IC19 TC75S51FE F DC AMP AUDIO MUTE Q28 35 SSM3K01T F x2 AMP SW MUTE SW Q27 DTC144EE AM1 BAS CONTROL CIRCUIT MAIN BOARD X57 701 B 4 TXD 5MS OPTDET PTT RXD 20 ALT2 ALT1 MIC I RA O RA I AUX6 TA1 TXD2 TA2 DEO MIC O 5C AUX2 GND AUX1 AUX4 AUX5 AUX3 RXD2 SSB 1 DC SW Q15 SSM3K15TE F Q16 2SA1774 S SB SSBC Q7 UPA672T SB LEDG LEDR ALC Q25 2SK1830F Q26 2SJ3...

Page 70: ...C11 TK62012FK LSDO HSD MUTE F Q30 2SJ243 R170 MIC O MIC I TX SUM AMP IC12 B 2 TK62012F Q33 2SJ347F HSDO MMUTE STSW TX Q31 32 2SC4649 N P x2 AQSFT BASEBAND CIRCUIT MUTE SW Q14 SSM3K15TE F PROTECT D901 1SR154 400 RIPPLE FILTER TX VCO RX VCO VCO SW Q502 2SK508NV K52 D505 507 1SV325Fx2 D513 1SV278F F AFDET AFDIO AFDIR DTRLOAD VOXMUTE AFSTD SCLK BB RDF FD TCLK DTRDO DC SW MIC MUTE RF AMP ANT SWITCH APC...

Page 71: ...IF2 450kHz IF1 49 95MHz AF 1kHz AQUA VCO 0 6dBm 225mVrms 330mVrms 18dBm 16 5dBm 19dBm 15mVrms 31dBm 6dBm 10dBm 35 5dBm IC13 C579 Q507 C574 IC12 C176 D515 D516 C601 Q601 C611 Q602 C617 Q603 C627 Q604 C670 C575 PLL RXLO AG is set to the MIC input becomes 3kHz DEV At 1kHz MOD WIDE To make measurements in the AF section connect the AC level meter In the RF section use a 1000pF coupling capacitor AF 1k...

Page 72: ...nds of battery Battery is not correspond LED OFF Charging 200mA Red LED turn on Charging timer start counting Charging complete approx 11 hours LED OFF Vs High Li ion Vs Low Ni Cd or Ni MH Yes No C13 C28 470p C5 0 1µ C14 470p 1µ R18 100k R7 56k R13 3 9k R2 10k R35 56k 3 1 2 4 5 6 7 8 9 NC NC RESET Rs 470k Ct 2 2µ Rt2 Rt Q8 2SC945 Q7 2SC945 Q5 2SC945 14 13 12 11 10 Vdd OUT 33k 180k TP J4 3 1 2 IN C...

Page 73: ... 0 28µV Selectivity Wide 70dB Narrow 65dB Intermodulation distortion Wide 65dB Narrow 60dB Spurious response 65dB Audio output 8Ω impedance 500mW with less than 10 distortion TRANSMITTER Measurements made per EIA TIA 603 RF power output HI 4W LO 1W Spurious response 70dB Modulation Wide 16K0F3E Narrow 11K0F3E FM hum noise Wide 45dB Narrow 43dB Audio distortion W N Less than 5 SPECIFICATIONS 2967 3...

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