STABO XM-5012

Adjustment

Test equipment required:
Power Supply: 13,8 VFrequency CounterDummy Load 50 ohmOscilloscope
RF Power MeterDC AmperemeterRF SSGAF SSG

Preparation alignment:
SQ GAINMax.
AF GAINMax.
RF GAINMax.
MIC GAINMax.
NB/ANLOff
Channel 19Frequency: 27.185MHz
Reading PointConditionAdjustmentProcedure
OSCILLATOR
TX AMCT127.185MHz@Channel 19
PLL
TP1TX AML7022,5 Volt@27.185MHz
TP1RX AML7012,5 Volt@27.185MHz
TP2RX AML8Maximum on Oscilloscope
RECEIVER
TP5RX AML1 (RF Coil)Maximum on Oscilloscope
TP5RX AML2 (RF Coil)Maximum on Oscilloscope
TP5RX AML3 (RF Coil)Maximum on Oscilloscope
TP5RX AML4 (IF Coil 10,7MHz)Maximum on Oscilloscope
TP5RX AML5 (IF Coil 455kHz)Maximum on Oscilloscope
TP5RX AML7 (IF Coil 455kHz)Maximum on Oscilloscope
TP5RX AML6 (IF Coil 455kHz)Maximum on Oscilloscope
TP3RX FML21Maximum on Oscilloscope (FM Diskriminator)
S-MeterRX AMVR1"S=9"
RX AMVR2SQ Set
TRANSMITTER
Output PowerTX AML16Maximum on Power Meter (4 Watt)
RF Power MeterTX AMVR4"4 Watt"
TX AMVR590% AM-Modulation
TX FMVR62 kHz FM-Deviation
TX AMVR7Mic. Gain

COMPONENTS

SM5124A PLL Frequency Synthesizer
NJM4558 Quad Operational Amplifier
M5223P Dual Operational Amplifier
IR3N06 FM IF Amplifier and Detector
TDA1905 Audio Power Amplifier
2SC2166 RF Finale Transistor
2SC2086 RF Driver Transistor