4 ) U H F T X A d j u s t m e n t
Item
Condition
Measurement
Adjustment
Specifications
TX/RX
Equipment
Unit
Terminal
Unit
Parts
Method
High
Power
f=445.05M H z (T)
f=435.05M H z (E)
TX
High
P ow er M eter
C urrent M eter
V oltage M eter
Back
U H F A N T
UHF
Main
VR301
Max
Above 36W
36W
+/-1 .OW
below 10A
f=438.00M H z (T)
f=449.99M H z (T)
f=430.00M H z (E)
f=439.99M H z (E)
Check
' * t u v v
9A
Middle
Power
f=445.00M H z (T)
f=435.00M H z (E)
TX
M iddle
V R 302
10W
10+/-0.5W
Low
Power
TX
Low
Check
5+/-1W
DEV
f=445.00M H z (T)
f=435.00M H z (E)
Mod: 1kHz
M ic : -30dB m
TX
Linear Det.
O scilloscope
Pow er M eter
Back
U H F A N T
UHF
Main
V R305
4.7kHz
/D E V
4.7kHz
+/-0.2kH z
/DEV
MIC Gain
Mod: 1kHz
M ic : -46dBm
Front
VR501
Check
4.0 kHz
+/-0.3kH z
/D E V
CTCSS
Tone
f=445.00M H z (T)
f=435.00M H z (E)
Mod: O FF
T one SW ENC
88.5Hz
ENC
VR981
0.8kHz
/D E V
0.8kHz
+/-0.1kHz
/DEV
Tone
Burst
f=439.00M H z
Mod: O FF
P TT+D O W N
S U B
VR601
Check
3.0kHz
+/-0.3kH z
I D E M
DTMF
f=439.00M H z
CO DE=
"111111111111111"
Auto dialer ON
V R 602
Check
3.0kH z
+/-0.4kH z
/DEV
Содержание DR-61 OT/E
Страница 32: ...f m 1 k H z T a 2 5 C ro o AF OUTPUT 0 0 1j j F...
Страница 35: ......
Страница 37: ...E X P L O D E D V IE W A P 0017 2 L C D V ie w 35...
Страница 38: ...FM0076...
Страница 39: ...0 0 0 UE0116...
Страница 60: ...P 0 0...
Страница 64: ...Main Unit 9600bps SP OUT 51...
Страница 69: ...P C B O A R D V IE W 1 V H F M A IN A IR U n it S id e A...
Страница 71: ...3 UHF M A I N E N C V O L U n it Side A c o to...
Страница 76: ...H4MHl UNIT B L O C K D IA G R A M 1 M a in B lo c k D ia g ra m 63 TRANSMiT RECETYE...
Страница 77: ...a 2 CPU B lock D i a g r a m...
Страница 79: ...S C H E M A T IC D IA G R A M 1 V H F M A IN U N IT...
Страница 80: ...2 U H F M A IN U N IT...
Страница 81: ......
Страница 82: ......
Страница 83: ...V j Ni VHF VCO UNIT...
Страница 84: ...C O UHF PLL UNIT...
Страница 85: ...R 6 1 UHF VCO UNIT 6 UHF V C O PLL U N T...
Страница 86: ...7 E N C U N IT Q981 2S C 4 0 8 220 R989 ua 4 i 110 1 1 M vr98 47KB 7777 988 T 3 0 P 74...
Страница 87: ...VI O l M R DTMF...
Страница 88: ...9 E H M 3 9 oo m n o cri O C 5...