VOLTAGE MEASUREMENTS
Vcc = 13.75 VDC. Ail measurements made with Digital Voltmeter, in the AM Receive Mode
unless otherwise noted.
TRI - Noise Blanker
TR14 ■
- SSB/CW S-Met Sw
B -
1.90 NB
B - 0.70 SSB/CW
C - 8.00 NB
C - O’.O SSB/CW
E - 1.10 NB
E - 0.0 SSB/CW
TR
2 - Noise Blanker
TR15 •
- SSB Det/AF Amp
B - 0.70 NB
B - 1.30
C -
2.60 NB
C - 5.40
E - 0.0
E - 0.70
TR3 - Noise Blanker
TR16 ■
- Squelch Sw.
B - 2.60 NB
B - 0.80 TX & Sq.
C - 8.00 NB
C - 0.0
E - 1.80 NB
E - 0.0
TR4 - Noise Blanker
TR17 •
- RX RF Amp
B - 0.0 NB
B - 2.20
C - 8.30 NB
C - 8.00
E - 1.12 NB
E - 1.50
TR
5 - Noise Blanker
TR18 •
- Ist RX Mixer
B - 0.0 NB
B - 0.80
C - 7.70 NB
C - 8.30
E - 0.0 NB
E - 0.10
TR
6 - Noise Blanker
TR19
- SSB IF Amp
B - 7.70 NB
B - 1.60 SSB/CW
C - 0.0 NB
C - 6.60 SSB/CW
E - 8.30 NB
E - 0.80 SSB/CW
TR7 - Noise Blanker
TR20
- SSB IF Amp
B - 0.0 NB
B - 0.70 SSB/CW
C - 0.0 MB
C - 3.60 SSB/CW
E - 0.0
E - 0.0
TR8 - 2nd RX Mixer
TR21
— SSB IF Amp
B - 0.70
B - 3.60 SSB/CW
C - 7.40 AM/FM
C - 6.10 SSB/CW
E - 0.20 AM/FM
E - 2.90 SSB/CW
TR9 - AM/FM IF Amp
TR
2
2 - SSB IF Amp
B - 0.70 AM/FM
B - 0.0
c
- 3.20 AM/FM '
C - 2.90 SSB/CW
E - 0.0
E - 7.40 SSB/CW
TRIO ■
- AM/FM IF Amp
TR2 3 - AM Det. Sw.
B - 3.20 AM/FM
B - 0.70 AM
C - 7.40 AM/FM
C - 0.0
E - 2.40 AM/FM
E - 0.0
TR11 ■
- AM/FM IF Amp
TR24
- 10.24 MHz Ose.
B - 2.40 AM/FM
B - 2.50
C - 7.20 AM/FM
C - 6.40
E - 1.70 AM/FM
E - 1.80
TR
12 - SSB AGC Sw/Timing T R 25 - PLL Mixer
B - 0.70 SSB
B - 1.40
C - 0.0 SSB
C - 4.80
E - 0.0
E - 0.90
TR
13 - AM S-tlet Sw.
TR
2
6 - VCO
B - 0.70 AM/FM
B - 2. 10
C - 0.0 AM/FM
C - 7.30
E - 0.0 AM/FM
E - 1.40
TR27 - VCO Buffer
B - 0.60
C - 3.B0
E - 0.0
TR28 - not present
COBRA 148GTL-DX/SUPERSTAR 360FM (PB010 CHASSIS)
PB010
TR29 - 15 MHz Loop Ose.
B - 1.3C
C - 7.70
E - 0.60
TR30 - Carrier Ose.
B
- 3.00 SSB/CW
C - 6.40 SSB/CW
E - 2.40 SSB/CW
TR31 - SSB Sw.
B - 0.70 AM/FM
C - 3.00 SSB/CW; 0 AM/FM
E - 0.0
TR32 - AMC Shunt
B - 0.70 RX; 0.0 TX
C - 0.0
E - 0.0
TRJ3 - Roger Веер Ose.
B - 0.55 TX
C - 0.60 TX
E - 0.0
T R 34 - AMC Amp
B - 7.80 TX
C - 0.60 TX
E - 8.30 TX
TR35 - CW Tone Ose.
B - 8.20 CW
C - 8.30 CW
E - 7.70 CW
TR36 - RX Voltage Sw.
B - 7.80
C - 8.40 RX; 0.0 TX
E - 8.30
TR37 - RX Voltage Sw.
B - 0.0 TX; 0.66 RX
C - 0.10 RX; 7.80 TX
E - 0.0
TR38 - TX Voltage Sw.
B - 7.90 RX; 7.60 TX
C - 0.0 RX; 8.20 TX
E - 8.40
TR39 - CW Sw.
B - 0.70 CW
C - 0.0 CW; 2.75 AM/FM/SSB
TR41 - Voltage Regulator
TR53 - AMC Amp
B - 13.00 SSB/CW; 12.10 AM/FM TX
B - 0.90
C - 8.40
C - 7.70
E - 13.80 RX; 13.60 SSB/CW T X ;
E - 1.70 AM/FM/CW;
4.20
13.00 AM/FM TX
TR54 - FM Sw.
TR4 2 - AF l’reanip
B - 0.70 FM
B - 1.20
C - 0.0
C - 3.20
E - 0.0
E - 0.60
TR43 - not present
TR44 - RF Final Amp
T R 55 - CW Keying Sw.
B - 0.70
B - 0.70 SSB/CW TX; 0.60 AM/FM TX
C - 0.0
C - 5.60 AM/FM/CW TX; 13.70 SSB TX
E - 0.0
E - 0.0
TR45 - RF Driver
ICI - SQ Amp, AGC Amp
1 - NC
8 - 0.9
0 Sq.'
B - 0.70 SSB/CW TX; 0.60 AM/FM TX
2 - NC
9 - 1 . 9 0
C - 5.60 AM/FM/CW TX; 13.70 SSB TX
3 - NC
10- 1.50
E - 0.0
4 - 8.40 11- 0.0
TR46 - RF Predriver
5 - 0.0
12- 0.30
B - 1.40 TX
6 - 0 . 0
13- 0.30
C - 8.10 SSB/CW TX; 7.40 AM/FM TX
7 - 0.0
14- 0.60
E - 0.80 TX
IC2 - FM Det.
TR47 - RF Amp S, Buffer
1 - 1.20 FM 5 - 3 . 2 0
FM
B - 1.40 TX
2 - 1.30 FM 6 - 3 . 3 0
FM
C - 6.10 TX
3 - 7.10 FM 7 - 5.10 FM
E - 0.70 TX
4 - 0.0
TR48 - ALC Sense
IC3 - Balance Mod.
B - 0.0
1 - 3 . 0 SSB/CW TX
C - 7.70
2 - 3 . 4 SSB TX
E - 0.50 SSB/CW TX; 3.60 AM/FM TX
3 - 3 . 4 SSB TX
TR4 9
B -
C -
E -
TR50
B -
C -
E -
TR51
B -
C -
E -
- AM Reg & M od.
6.10 AM/FM/CW TX; 12.80 SSB TX
13.20 SSB TX; 12.10 AM/FM TX
5.60 AM/FM/CW TX; 13.40 SSB TX
- AM Reg & Mo d .
12.10 AM/FM TX; 12.60 CW T X ;
13.20 SSB TX
5.60 AM/FM/CW TX; 13.70 SSB TX
12.50 AM/FM TX; 13.00 SSB/CW TX
- AM Reg & Mod.
12.50 AM/FM TX; 13.00 SSB/CCB/CW TX
5.60 AM/FM/CW TX; 13.70 SSB TX
13.00 AM/FM TX; 13.70 SSB/CW TX
0.0
6.0 SSB TX
7.5 SSB TX
4.0 SSB TX
IC4 - Mike Preamp
1 - 4.40 TX
0.0
3.20 TX
2.30 TX
8.10 TX
IC 5 - PLL
i - 8.40
2 - 4 . 30
3 - 4.30
4 - 4.30
5 - NC
6 - NC
7 - 3.2 to 4.7,
LOW to HIGH
0 - 8.20
9 - 0.0
10- 0.0
11- 17: Dépends on
Channel: 0
or 8.30
18- 0.0
IC6 ,IC7-Adders
Pin 8 both - 0.0
Pin 16 both - 8.30
Pin
9,IC6 - 0.0
Pin 9 , IC7 - 0.0 LOW
£
. MID, 8.30 HIGH
Pin 14, IC6 0.0 LOW
& MID, 8.30 HIGH
Ail others dopend
on !
Band & Channel,
either 0 or 8.30
IC8 - Audio Power
1 - 13.80
2 - 6.60
3 - 0.0
4 - 0.0
5 - 1.10
6 - 1.10
7 - 0.0
8 - 0.0
9 - 7.00
10- 13.10
IC9 - TX Mixer
1,4 ,6,9,14 - 0.0
2,3 ,5 - 8.00
7,8 - 2.70
10, 12 - 1.00
U , 13 - 1.40
T R 40 - Voltage Regulator
TR52 - SSB Sw..
B - 1.60-
B - 0.0 AM/FM/CW; 7.80 SSB
C - 12.90 RX; 11.90 AM/FM TX ;
c - 5.60 AM/FM/CW; 13.70 SSB
12.70 SSB/CW TX
E - 0.0 AM/FM/CW; 7.10 SSB
E - 1.00
Ю
C O
Содержание PB010
Страница 6: ...26GT71 SIMPLIFIED PLL DIAGRAM OF THE UNIDEN EXPORT CHASSIS V a n t...
Страница 15: ...PLL AND CARRIER OSCILLATOR TEST EQUIPMENT SETUP TRANSMITTER TEST EQUIPMENT SETUP RECEIVER TEST EQUIPMENT SETUP...
Страница 19: ...ALIGNWENT LOCATIONS A N T C O A X 20...
Страница 21: ...VR10 N W L42 L43 ALIGNMENT LOCATIONS ANT COAX 22...
Страница 26: ......
Страница 27: ...p e s to e n t...
Страница 28: ...GRANT N TR40I...
Страница 30: ...CS FRANCE P B O lO...
Страница 31: ...SS 3 6...
Страница 32: ...P tz e s ia e n t...
Страница 33: ...RICHARD...
Страница 36: ...J ts Qtsac McKinley FM 1981 DIAGRAM GENERAL...
Страница 37: ...PC 8 9 3...
Страница 39: ......
Страница 40: ......
Страница 41: ......
Страница 43: ......
Страница 45: ...BLOCK DIAGRAM El C...
Страница 46: ......