Alinco DR-135, Service Manual

Page: 48 / 71

48
4) Rx Test Specification
TEST ITEM CONDITION ADJ STANDARD TEST STANDARD NOTE
136.05MHz
146.05MHz
173.95MHz Less than -7dBu
Less than -8dBu
Less than -6dBu Less than -6dBu
Less than -7dBu
Less than -5dBu
146.05MHz
NARROW Less than -8dBu Less than -7dBu
12dBSINAD RX Sensitivity
135.05MHz Less than 9dBu Less than 10dBu AM 10dB S/N
WIDE RX Distortion
NARROW
Less than 4% Less than 5% SSG OUT PUT 30dBu
WIDE More than 40dB More than 38dB RX S/N
NARROW More than 34dB More than 32dB
SSG OUT PUT 30dBu
0.3~3KHzBPF OFF
Squelch Open Squelch Open SSG Output -10dBu Squelch
Sensitivity 146.05MHz
Indication 02
Squelch Close Squelch Close SSG Output OFF
S Meter 146.05MHz
1KHz
3.5KHz/DEV All
20dBu All
25dBu Decrease
and
level
AF Output 146.05MHz More than 2W More than 2W SSG Output 30dBu
WIDE
500Hz/DEV
Open at
500Hz/DEV CTCSS
Sensitivity
NARROW Open at
250Hz/DEV
Open at
250Hz/DEV
SSG Output 0dBu
88.5Hz
WIDE Opens when Test
Equipment
Tx Opens when Test
Equipment
Tx 255 code DCS Sensitivity
NARROW Opens when Test
Equipment
Tx Opens when Test
Equipment
Tx 255 code
Drain Current 146.05MHz Less than 0.65A Less than 0.65A MAX VR
Power
Current 146.05MHz Less than 10mA Less than 10mA Power Off
Howling 146.05MHz Don’t occur Don’t occur SSG Output 60dBu
MOD OFF MAX VR
Open at
appears at appears at
SSG level
decrease S Meter
is in
is in is in
is in
Off