30
TS-2000/X
Ref. No.
Use / Function
Operation / Condition
D717
Surge protection
D719,720
Zener diode
External surge voltage protection
D721
Reverse current
prevention
D801
LED
On in main band TX mode
D802
LED
On when main band BSY
D803
LED
On in sub band TX mode
D804
LED
On when sub band BSY
D805~809
Reverse connection
Key matrix
prevention
D810~824
LED
Key illumination
D826~834
LED
Key illumination
D825
LED
On when FUNC switch is selected
D950~952
Reverse current
prevention
D953
LED
On when TNC 9600 bps is selected
D954
LED
TNC TX buffer state display
D955
LED
TNC connection state display
D956
LED
On when MULTI is selected
D957
LED
Lights when the sub is on
Ref. No.
Use / Function
Operation / Condition
Q35
Switching
Sub RX AM power supply
Q36
Switching
VHF sub RX IC6 power supply
Q37
Amplifier
Sub RX 1st IF signal amplification
Q38
Amplifier
Main RX 1st IF signal AGC control
amplification
Q39
DC amplifier
Sub RX AM AGC control signal DC
amplification
Q40,41
Switching
Sub RX FM wide/narrow change-
over control
Q42,43
Mixer
Main RX 2nd mixer
Q44
Amplifier
Main RX 2nd mixer local oscillator
signal amplification
Q45
Amplifier
Sub RX AM signal amplification
Q46,47
Mixer
TX mixer
Q48
Amplifier
Sub RX AM signal amplification
Q50
Amplifier
TX mixer local oscillator signal amplification
Q51
Amplifier
Sub RX AM signal amplification
Q55
Switching
VHF sub RX power supply
Q56
Switching
UHF sub RX power supply
Q57
Switching
Sub RX IF amplifier gain RBK control
Q58
Switching
VHF main RX preamplifier through
Q59
Switching
UHF main RX preamplifier through
Q60
Switching
VHF/UHF TX wide-band amplifier
power supply
Q61
Amplifier
Main RX 2nd IF signal amplification
Q62
Switching
VHF/UHF TX wide-band amplifier
power supply
Q63
Amplifier
Sub RX squelch signal noise amplification
Q65
Amplifier
31.2MHz reference signal amplification
Q66,67
Switching
Sub RX band changeover control
Q400~402
Active LPF
Comparison frequency 5kHz
Q403
Switching
HF LO2 VCO changeover
Q404
Switching
Sub VCO1 oscillation frequency
changeover
Q405
Switching
Sub VCO2 oscillation frequency
changeover
Q406
SUB VCO1
322.950~426.040MHz (K)
371.475~381.475MHz (E)
Q407
SUB VCO2
354.950~465.050MHz (K)
405.050~409.050MHz (E)
Q409
LO2 VCO
58.390~65.230MHz
Q410
Switching
Sub VCO1 changeover
Q411
Switching
Sub VCO2 changeover
Q412
Doubler
15.6MHz x 2 = 31.2MHz
Q413
Amplifier
For sub VCO1
(322.950~426.040MHz (K)
371.475~381.475MHz (E))
Q414
Amplifier
For sub VCO2
(354.950~465.050MHz (K)
405.050~409.050MHz (E))
TX-RX 2 UNIT (X57-606X-XX)
Ref. No.
Use / Function
Operation / Condition
Q1
Switching
UHF RX ATT control
Q2
Switching
VHF RX ATT control
Q3
Switching
Sub band local oscillator power supply
Q11
Switching
VHF RX power supply
Q13
Switching
UHF power supply
Q14
Amplifier
UHF preamplifier
Q15
Amplifier
VHF preamplifier
Q16
Switching
UHF RX power supply
Q17
Amplifier
UHF TX signal amplification
Q18
Amplifier
VHF TX signal amplification
Q19
Amplifier
UHF RX signal amplification
Q20
Amplifier
VHF TX signal amplification
Q21
Amplifier
UHF main RX signal amplification
Q22,23
Amplifier
VHF sub RX signal amplification
Q24
Amplifier
VHF main RX signal amplification
Q25
Amplifier
VHF sub RX signal amplification
Q26
Amplifier
UHF TX signal amplification
Q30
Amplifier
Main RX local oscillator signal amplification
Q31
Switching
Main RX mixer power supply
Q32
Amplifier
VHF sub RX local oscillator signal
amplification
Q33
Amplifier
UHF sub RX local oscillator signal
amplification
Q34
Amplifier
VHF/UHF TX local oscillator signal
amplification
DESCRIPTION OF COMPONENTS
Содержание TS-2000
Страница 132: ...TS 2000 X TS 2000 X 134 WIRING ...
Страница 142: ...1 2 B A D F C E G I H J 3 5 7 9 4 6 8 10 12 14 11 13 TS 2000 X CIRCUIT DIAGRAM 165 ...
Страница 144: ...1 2 B A D F C E G I H J 3 5 7 9 4 6 8 10 12 14 11 13 TS 2000 X CIRCUIT DIAGRAM 169 ...
Страница 167: ...234 TS 2000 X MC 52DM MULTI FUNCTION MICROPHONE WITH DTMF Schamatic Diagram ...