Galaxy dx44v, DX Radios DX44V Circuit Diagram

Galaxy DX Radios DX44V

Documentation Project

CBTricks.com

Integrated Circuits Voltage Chart

Seite 1 von 2Galaxy Radios DX44V Service Manual

ICl SQ. & AGC Amp

1 = NC 8 = 7.04 Sq; 0.68 No Sq.
2 = NC 9 = 2.26
3 = NC 11 = 0.00
4 = 8.40 12 = 0.30
5 = 0.00 13 = 0.30
6 = 0.00 14 = 0.60
7 = 0.00 10 = 1.53-3.32 Tight Sq.

IC2 FM Det.

1 = 1.30 FM 5 = 3.20 FM
2 = 1.30 FM 6 = 3.30 FM
3 = 7.30 FM 7 = 4.43 FM
4 = 0.00

IC8 Audio Power Amp

1 = 13.35 6 = 1.17
2 = 6.60 7 = 0.00
3 = 0.00 8 = 0.00
4 = 0.00 9 = 6.63
5 = 1.17 10 = 12.62

IC9 TX Mixer

1 = 0.21 TX 8 = 3.22TX
2 = 8.10 TX 9 = 0.00 TX
3 = 8.10 TX 10 = 1.39 TX
4 = 0.00 TX 11 = 1.63 TX
5 = 8.10 TX 12 = 1.16 TX
6 = 0.00 TX 13 = 1.63 TX

IC4 Mike Amp & T/R Sw.

1 = 4.50 TX 5 = 4.48 RX; 2.25 TX
2 = 4.50 TX 6 = 3.2 RX / TX
3 = 4.50 TX 7 = 7.30 RX; 2.68 TX
4 = 0.00 8 = 8.17 TX

IC5 PLL Synth.

1 = 8.02

2 = 3.90 8 = 7.96

3 = 4.18

4 = NC 10 = 0.00

5 = NC

7 = 1.60 to4.70,
LOW to HIGH Band

9 = 0.00 Band A-D,

6.3V Band E-G

11-17 = 0.00 or 8.30;
Depends on channel

7 = 3.22 14 = 0.00

IC10 PLL Mixer

1=2.71 6=5.43
2=2.14 7=2.10
3=1.48 8=7.44
4=2.69 9=5.44
5 = 0.00

13.11.2006http://www.cbtricks.com/radios/galaxy/dx44v/dx44v_icvolt_chart.htm

Seite 2 von 2Galaxy Radios DX44V Service Manual

6 = NC 18 = 0.00

Disclaimer: Although the greatest care has been taken while compiling these documents,

we cannot guarantee that the instructions will work on every radio presented.

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13.11.2006http://www.cbtricks.com/radios/galaxy/dx44v/dx44v_icvolt_chart.htm