Alinco DR-235 TMk III, Service Manual

Page: 32 / 40

5) TX Test Specification
TEST ITEM CONDITION
ADJ. STANDARD TEST STANDARD NOTE
Tx Output
Hl POWER
222.00MHz
223.50MHz
224.95MHz
25 +/- 1W
25 +/- 3W
25 +/- 3W
25 +/- 3W
Tx Output
MID POWER
223.50MHz
10+/- 1W 10 +/- 2W
Tx Output
LOW POWER
223.50MHz 4.5 +/- 1W 3 ~ 6W
Drain Current 223.50MHz Less than 7A Less than 8A
Frequency
Deviation
223.50MHz /- 0.1 KHz /- 0.3KHz
Spurious 222.00MHz
223.50MHz
224.95MHz More than 65dB
More than 65dB
More than 65dB
More than 60dB
More than 60dB
More than 60dB
MID and LOW standard
power is also the same
as of HI power level
Modulation Levei 223.50MHz
WIDE
3.0 +/-0.1KHz/DEV
4.5 +/-0.1KHz/DEV
3.0 +/- 0.2KHz/DEV
4.5 +/- 0.2KHZ/DEV
MIC in 1KHz 4mVemf
MIC in 1KHz 40mVemf
223.50MHz
NARROW
2.2 +/-0.1 KHz/DEV
2.2 +/- 0.2KHz/DEV MIC in 1 KHz 40mVemf
CTCSS
Modulation Level 223.50MHz
WIDE 800 +/- 200 Hz/DEV 800 +/- 200Hz/DEV 88.5Hz
3KHzLPF ON
DCS
Modulation Level 223.50MHz
WIDE 800 +/-50HZ/DEV 800 +/- 200HZ/DEV 255 Code
3KHzLPF ON
223.50MHz
NARROW
600 +/- 200HZ/DEV 600 +/- 300Hz/DEV
1750Hz
Modulation Level 223.50MHz
WIDE
3.0 +/- 0.1KHz/DEV 3.0 +/- O.SKHz/DEV
DTMF
Modulation Level 223.50MHZ
WIDE 3.0 +/- 0.5KHZ/DEV 3.0 +/- 0.5KHZ/DEV Press the V/M key during
TX
Modulation
Distortion 223.50MHz
WIDE Less than 3% Less than 4%
TXS/N 223.50MHz
WIDE
More than 40dB More than 38dB 0.3 ~ 3KHz BPF ON
223.50MHz
NARROW
More than 34dB More than 32dB