Rx Test Specification - Alinco DR-135 Service Manual

4) Rx Test Specification

TEST ITEM
RX Sensitivity
RX Distortion
RX S/N
Squelch
Sensitivity
S Meter
AF Output
CTCSS
Sensitivity
DCS Sensitivity
Drain Current
Power
Off
Current
Howling
42
CONDITION ADJ STANDARD
136.05MHz Less than -7dBu
146.05MHz Less than -8dBu
173.95MHz Less than -6dBu
146.05MHz Less than -8dBu
NARROW
135.05MHz Less than 9dBu
WIDE Less than 4%
NARROW
WIDE More than 40dB
NARROW More than 34dB
146.05MHz Squelch Open
Indication 02
Squelch Close
appears at
146.05MHz All
1KHz 20dBu
3.5KHz/DEV
146.05MHz More than 2W
WIDE Open at
500Hz/DEV
NARROW Open at
250Hz/DEV
WIDE Opens when Test
Equipment
Tx
NARROW Opens when Test
Equipment
Tx
146.05MHz Less than 0.65A
146.05MHz Less than 10mA
146.05MHz Don't occur
TEST STANDARD
Less than -6dBu
Less than -7dBu
Less than -5dBu
Less than -7dBu
Less than 10dBu
Less than 5%
More than 38dB
More than 32dB
Squelch Open
Squelch Close
appears at
All
25dBu
More than 2W
Open at
500Hz/DEV
Open at
250Hz/DEV
Opens when Test
Equipment
is in is in
Tx
Opens when Test
is in Equipment is in
Tx
Less than 0.65A
Less than 10mA
Don't occur
NOTE
12dBSINAD
AM 10dB S/N
SSG OUT PUT 30dBu
SSG OUT PUT 30dBu
0.3~3KHzBPF OFF
SSG Output -10dBu
SSG Output OFF
Decrease
SSG level
and
decrease S Meter
level
SSG Output 30dBu
SSG Output 0dBu
88.5Hz
255 code
255 code
MAX VR
Power Off
SSG Output 60dBu
MOD OFF MAX VR