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TRC-70
32
SIDE TONE (X59-1060-00) TX-RX UNIT
Component
Use/Function
Operation/Condition/Conpatibility
Q1
SIDE TONE oscillation
800Hz.
D1
Switching
Turned ON when KEY DOWN.
D2
Prevention of reverse current
D3
Temperature compensation
DC-DC (X59-1110-00) TX-RX UNIT
Component
Use/Function
Operation/Condition/Conpatibility
Qi
Multi-vibrator
Supplies approx. 19kHz square wave.
Q2
Multi-vibrator
Di
Voltage multiplying current
FAN & TEMP PRO (X59-3370-00) FINAL UNIT
Component
Use/Function
Operation/Condition/Compatibility
1C1(1/2)
Temperature protection
"H" level : 7V, temperature of heatsink increase over 90°C.
1C1(2/2)
"H" level : 7V, temperature of heatsink increase over 55°C.
Qi
Switching
Turn ON when |C1(2/2) operates fan starter.
VCO (X59-3440-00) CONTROL UNIT
Component
Use/Function
Operation/Condition/Conpatibility
Qi
vco
30~110MHz.
Q2
VCO buffer
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