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DE

DANIELS

ELECTRONICS

VT-4B150 VHF Project 25 Digital Base Transmitter Instruction Manual

4-1

4

 

PARTS LIST

4.1

 

P25 Base Transmitter Main Board Parts List

4.1.1

 

P25 Base Transmitter Main Board Electrical Parts List

Ref
Desig

Description

Part No.

C1

CAP., SM, 10uF  TANT., 20%, 35V 

1055-6D106K35

C2

CAP., SM, 1.0uF TANT., 20%, 35V 

1055-5B105M35

C3

CAP., SM, 10uF  TANT., 20%, 35V 

1055-6D106K35

C4

CAP., SM, 1.0uF TANT., 20%, 35V 

1055-5B105M35

C5

CAP., SM, 10nF  CER,0805,X7R,50V 

1008-4A103K5R

C6

CAP., SM, 100nF  CER., 0805,  X7R, 50V 

1008-5A104K5R

C7

CAP., SM, 100nF  CER., 0805,  X7R, 50V 

1008-5A104K5R

C8

CAP., SM, 100nF  CER., 0805,  X7R, 50V 

1008-5A104K5R

C9

CAP., SM, 100nF  CER., 0805,  X7R, 50V 

1008-5A104K5R

C10

CAP., SM, 1.0uF TANT., 20%, 16V 

1055-5A105M16

C11

CAP., SM, 100nF  CER., 0805,  X7R, 50V 

1008-5A104K5R

C12

CAP., SM, 1.0uF TANT., 20%, 16V 

1055-5A105M16

C13

CAP., SM, 10nF  CER,0805,X7R,50V 

1008-4A103K5R

C14

CAP., SM, 4.7uF TANT., 10%, 16V 

1055-5B475K16

C15

CAP., SM, 10uF  TANT., 20%, 35V 

1055-6D106K35

C16

CAP., SM, 1.0uF TANT., 20%, 35V 

1055-5B105M35

C17

CAP., SM, 100nF  CER., 1206,  X7R 

1008-5B104K5R

D1

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D2

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D3

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D4

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D5

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D6

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D7

DIODE, BYD17J RECTIFIER,SOD87 

2101-BYD17J00

D8

DIODE, BYD17J RECTIFIER,SOD87 

2101-BYD17J00

D9

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D10

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D11

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D12

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D13

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D14

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D15

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D16

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D17

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D18

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D19

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

D20

DIODE, BAS16 SWITCHING, SOT23 

2100-BAS16000

J2

SOCKET, 2X2, 0.1” X 0.1”, ST, TH

TBA

J4

JACK ,  8-PIN JACK PCB, MNT, DUAL PORT 

TBA

J5

HEADER, 2X10, .050”X .050” PITCH, SM

TBA

J6

HEADER, 2X10, .050”X .050” PITCH, SM, RA

TBA

J8

PLUG, SM,15 CCT,1.00mm,BRD-BRD

5028-DP100S15

J9

SOCKET, 2X15, 0.025” PITCH, SM

TBA

Содержание VT-4B140-00-000

Страница 1: ...stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written consent of Daniels Electronics Ltd DE is a registered trademark of Daniels Electronic Ltd registered in the United States Patent and Trademark Office Issue Preliminary Previous Issue Issue Date July 00 Previous Issue Date Daniels Electronics Lt...

Страница 2: ... Name Signature Date NOTE The user s authority to operate this equipment could be revoked through any changes or modifications not expressly approved by Daniels Electronics Ltd The design of this equipment is subject to change due to continuous development This equipment may incorporate minor changes in detail from the information contained in this manual ...

Страница 3: ...dio Inhibit 2 2 2 2 1 5 Allow Radio Check 2 2 2 2 1 6 Enable Status 2 2 2 2 1 7 Frequency Band 2 2 2 2 2 Channel Wide Settings 2 3 2 2 2 1 Frequency 2 3 2 2 2 2 Voice Signal Type 2 3 2 2 2 3 Squelch Type 2 3 2 2 2 4 CTCSS Tone 2 3 2 2 2 5 Enable Reverse Burst 2 3 2 2 2 6 DCS Code 2 3 2 2 2 7 DCS Invert 2 4 2 2 2 8 Enable Turn Off Code 2 4 2 2 2 9 Transmitter Power 2 4 2 2 2 10 Channel Bandwidth 2 ...

Страница 4: ...Base Transmitter Front Panel 3 1 3 2 MT 4 Transmitter Case Exploded View 3 2 3 3 Digital Base Transmitter Block Diagram 3 3 3 4 Digital Base Transmitter Schematic Diagram 3 4 3 5 Digital Base Transmitter Main Board Component Layout Bottom 3 5 3 6 Digital Base Transmitter Main Board Component Layout Top 3 6 4 PARTS LIST 4 1 4 1 P25 Base Transmitter Main Board Parts List 4 1 4 1 1 P25 Base Transmitt...

Страница 5: ...m 1 2 Manual Organization The organization of this manual reflects the modular makeup of the VT 4 product line Each module is fully described within its respective submanual all of which are contained within this document In general each submanual contains 1 A functional description and specification summary 2 A detailed technical description Theory of Operation and 3 Assembly setup and alignment ...

Страница 6: ...0F3E or 16K0F3E Frequency Modulation Project 25 8K10F1E System Impedance 50 Ω Type N connector Duty Cycle 100 Continuous operation from 30 C to 60 C Emissions 66 dBw Transmitter Mismatch Protection 20 1 VSWR at all phase angles Operating Temperature Range 30 C to 60 C Operating Humidity 95 RH non condensing at 25 C Operating Voltage 13 8 Vdc Nominal range 11 to 16 Vdc 9 5 Vdc Regulated Transmit Cu...

Страница 7: ... Hum and Noise 45 dB typical 1 4 3 Physical Specifications Physical Dimensions Width Height Depth 7 1 cm 2 8 in 12 8 cm 5 05 in 19 cm 7 5 in Module Weight 1 5 kg 3 3 lbs Corrosion Prevention Anodized aluminum construction Stainless steel hardware Selectively conformal coated glass epoxy 2 and 4 layer printed circuit boards Gold plated module connectors Module Design Compact Eurostandard modular de...

Страница 8: ...al connection made through mated mother board assembly of the repeater subrack Type F standard connector complies with DIN 41612 Level 2 200 mating cycles 4 day 10 ppm SO2 gas test with no functional impairment and no change in contact resistance Digital I O 8 pin RJ 45 Handle Text Colour Red ...

Страница 9: ...rogramming Software A special programming cable is used to connect the serial port of an IBM compatible computer to the Digital I O port on the front panel of the Transmitter module The Radio Programming Software runs under Window 3 1 Windows 95 98 or Windows NT Analog test modes may be selected by the Radio Programming Software as well as test modes specific to Project 25 digital operation such a...

Страница 10: ...rgency Transmissions This option is not currently used 2 2 1 4 Allow Radio Inhibit This setting is not currently used 2 2 1 5 Allow Radio Check This option is not currently used In future repeaters this option will allow a dispatcher to query whether the repeater is switched on or off 2 2 1 6 Enable Status This option is not currently used When the option is enabled it will allow the transmitter t...

Страница 11: ... 2 2 2 3 Squelch Type This option is available for ANALOG signals only and may be set to CSQ CTCSS or DCS With the CSQ option the transmitter will not send either a CTCSS subaudible tone or a DCS code along with the signal being transmitted With the CTCSS option the transmitter will send a subaudible Continuous Tone Coded Squelch System tone along with the audio signal Similarly when the DCS optio...

Страница 12: ...2 5 kHz are supported for Analog channels while Project 25 channels are limited to 12 5 kHz 2 2 2 11 Deviation This is a read only field that shows the maximum amount that the transmitter frequency will deviate This field changes automatically in response to the Channel Bandwidth setting A bandwidth of 25 kHz selects a maximum deviation of 5 kHz while a bandwidth of 12 5 kHz selects a maximum devi...

Страница 13: ...eceiver module to work Menu Path Setting Value Main Change View Config Radio Options Secure Hardware Equipped Yes or no according to whether or not an encryption module is installed in the transmitter Main Change View Config Features Buttons Top Button 16 Pos Rotary Switch Side Button 1 top Side Button 2 Side Button 3 Blank Channel Select Blank Blank Blank Main Change View Config Radio Options Opt...

Страница 14: ...gnment is simplified by using an SR 3 Sub rack SM 3 System Monitor and RF extender cable to provide transmitter power and signal interconnection Alternatively 9 5 Vdc and 13 8 Vdc as well as any required test signals may be applied directly to the individual modules Refer to the corresponding manuals for details 2 5 1 Controller Board Alignment A Controller Board Alignment is performed at the fact...

Страница 15: ...the 80 Hz tone Now click on the LOW PTT button again to check the deviation If the deviation has changed from the original reading note the new deviation and perform the adjustment at the high frequency again It may require several iterations of this process to get the deviations to match within 2 When the deviations match click on the UPDATE SOFTPOT button to save the setting in the transmitter s...

Страница 16: ...from that stamped on the label then a second frequency change of 1 MHz in the same direction would result in a total change of 1 5 MHz The action taken would be on the basis of the 1 5 MHz value Failure to perform a realignment after a large frequency change could result in unreliable transmitter operation or transmitter operation that does not conform to the published specifications The allowable...

Страница 17: ... Solder Jumpers it is recommended to use solder braid in place of manual vacuum type desoldering tools when removing jumpers This will help prevent damage to the circuit boards 2 8 Printed Circuitboard Numbering Convention To ease troubleshooting and maintenance procedures Daniels Electronics Limited has adopted a printed circuitboard PCB numbering convention in which the last two digits of the ci...

Страница 18: ...DEDANIELS ELECTRONICS 2 10 VT 4B150 VHF Project 25 Digital Base Transmitter Instruction Manual This Page Intentionally Left Blank ...

Страница 19: ... Base Transmitter Front Panel P25 BASE TX TRANSMITTER MODEL IDENTIFIER ON OFF KEY SWITCH TYPE N RF INPUT JACK RJ45 CONNECTOR FACTORY SET OPERATING FREQUENCY MADE IN CANADA VT 4B150 B TRANSMIT LED POWER LED 165 0000 PROG BUS A B MIC RF OUT TX PWR OFF KEY TX NORM FREQUENCY MHz MADE IN CANADA TM xT4DBM1 ...

Страница 20: ...val 1 Remove Screws A four M3x8mm 2 Remove Screws B four M5x8mm 3 Hold Front Panel and Pull Case A A A A B B B B ELECTRONICS DANIELS P25 Digital Base Transmitter Instruction Manual xT4DBM2 3 2 3 2 Digital Base Transmitter Case Exploded View ...

Страница 21: ...NECTOR RJ45 CONNECTOR J3 AUDIO SUMMING AMPLIFIER KEY FAIL OPTB VPP CTSOUT SB9600_BUSY LH_DATA ENABLE B24 P1 PTT OUT KEY LOAD KEY FAIL OPTB VPP CTSOUT B18 P1 PTT WTO EXT PTT PROG SWITCH EMERG A B A0 A1 A2 A3 B22 P1 TX ENC D14 P1 CLEAR KEYS 1 I P B12 P1 TX BANK A B D20 P1 TX CSEL0 D22 P1 TX CSEL1 D24 P1 TX CSEL2 Z12 P1 D16 P1 CLEAR KEYS 2 I P D26 P1 TX CSEL3 5 0 V OUT 5 0 VDC CONTROLLER RF BOARDS IN...

Страница 22: ...10uF C3 1 0uF C4 10K0 R22 R9 5K0 604R0 R13 G D S 2N7002LT1 Q1 B30 B30 P1 B32 B32 P1 Z30 Z30 P1 Z32 Z32 P1 JU2 100nF C8 1 0uF C12 1K0 R10 1 2 3 4 5 6 SW1 DPDT SMB J11 Z10 Z10 P1 LPF LPF6 Z4 Z4 P1 JU7 JU8 1K0 R23 RF IN RF OUT 9 5V 13 8V ENA GND FOR REV OR MT 3 VHF UHF AMPLIFIER MODULE AUDIO IN FRONT PANEL N CONNECTOR U3 JU13 b LED1 a LED1 9 5V JU12 D20 D20 P1 LPF LPF16 D24 D24 P1 D26 D26 P1 B12 B12 ...

Страница 23: ...TTOM COMPONENT LAYOUT DWG No LPF26 C16 C15 10µF 1 0µF J11 Secure Digital Transmitter Board 50072 01 B8 B1 A7 A1 RF BOARD GND 8 9V 1 20 2 LED1 SW1 J5 J4 13 8V ENA 9 5V GND 3 5 3 5 Digital Base Transmitter Main Board Component Layout Bottom DE DANIELS ELECTRONICS P25 Digital Base Transmitter Instruction Manual xT4DBM5 ...

Страница 24: ...3 D8 D7 J6 1 2 20 Installed Jumpers 825R 825R LED1 SW1 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 2N7002LT1 2N7002LT1 2N7002LT1 10K BYJ17J BYJ17J BAS16 BAS16 10K BAS16 BAS16 BAS16 1K 0R 68K1 1K 1K 1K 0R 0R 0R 0R 0R 1K 1K 1K 0R 1 0µF 10µF 1 0µF 10µF 604R 100nF 47K5 47K5 100nF 100nF 5K MC33172 47K5 1 0µF 100nF 4 7µF LP2951 15K 10K 100nF 604R 5K 100nF 1 0µF 1K 10nF ...

Страница 25: ...ER 1206 X7R 1008 5B104K5R D1 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D2 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D3 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D4 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D5 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D6 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D7 DIODE BYD17J RECTIFIER SOD87 2101 BYD17J00 D8 DIODE BYD17J RECTIFIER SOD87 2101 BYD17J00 D9 DIODE BAS...

Страница 26: ...ER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF20 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF21 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF22 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF23 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF24 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF25 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF26 FILTER SM LPF9 EM1LPF 360pF FER 1306 T36...

Страница 27: ...M JUMPER 1206 1150 0B0R0000 R30 RES SM 0R0 ZERO OHM JUMPER 1206 1150 0B0R0000 SW1 SWITCH TOG DPDT ON OFF ON PC RA TBA U1 IC LP2951 PROG VOLT REG SO 8 2305 29510N08 U2 IC MC33172 DUAL OP AMP SO 8 2302 33172N08 PCB SECURE DIGITAL TRANSMITTER MAIN BOARD 50072 01 TBA 4 1 2 P25 Base Transmitter Mechanical Parts List Description Part No Qty CABLE SMB PL SMB PL RG316 11cm 7910 WP0WP011 1 CASE 14HP RF PLU...

Страница 28: ...812 3M0PP06S 4 SCREW M3 x 8 OVAL C S PHIL A2 5812 3M0VP08S 4 SCREW M5 X 8 FLAT PHIL A2 5812 5M0FP08S 4 SHIELD RF BOARD SEC DIG TX TBA 1 SHIELD CONTROLLER BOARD SEC DIG TX TBA 1 SCREW M2 5 x 3 FLAT PHIL A2 TBA 4 SECURE DIGITAL TX FRONT PANEL TBA 1 SLOTTED STANDOFF 5mmOD 6 5mm L M2 5 TBA 6 STANDOFF 5mmOD 6mm L M2 5 TBA 4 WIRE TFE STRAND 24AWG RED 7121 24S19362 8 CM WIRE TFE STRAND 24AWG BLACK 7121 2...

Страница 29: ...DEDANIELS ELECTRONICS VT 4B150 VHF Project 25 Digital Base Transmitter Instruction Manual 5 1 5 REVISION HISTORY ISSUE DATE DESCRIPTION AND REASON 1 July 00 Preliminary ...

Страница 30: ...DEDANIELS ELECTRONICS 5 2 VT 4B150 VHF Project 25 Digital Base Transmitter Instruction Manual This Page Intentionally Left Blank ...

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