TM9400 Specifications Manual Transmitter Specifications 19
© Tait Limited November 2016
Modulation limiting
b
NB channel
WB channel
±2.5kHz
±5.0kHz
±2.2kHz
±4.4kHz
RF power output
b
High
Medium
Low
Very low
25W
10W
5W
1W
50W
25W
15W
10W
intentionally
left blank
25W
10W
5W
1W
40W
25W
15W
10W
30/35W
f
25W
10W
2W
Transmit timer
Programmable. 1 to 250 seconds, or 0 (no timer)
Duty cycle
25W radios at 25W
g
(+60°C ambient temperature)
33%
h
n/a
intentionally
left blank
33%
h
n/a n/a
25W radios at 5W
i
(+40°C ambient temperature)
100%
j
n/a
intentionally
left blank
100%
j
n/a n/a
> 25W radios at rated output
power
g
(+60°C ambient temperature)
n/a 20%
k
intentionally
left blank
n/a 20%
k
20%
k
a. See "Frequency Bands" on page 6.
b. EN 300 086-1 and TIA-603-D test methods.
c. Not applicable.
d. See "Definition of NB and WB" on page 6.
e. These figures are typical across the frequency band and can vary ±6dB with frequency.
f. 30W for 757–806MHz, 35W for 806–870MHz.
g. At 16V.
h. 2min Tx, 4min Rx.
i. At 13.8V.
j. Continuous Tx.
k. 1min Tx, 4min Rx.
Parameter
Compliance
limit Measured performance (continued)
All bands
a
B1
intentionally
left blank
H5, H7 K5
25W 50W 25W 40W 30/35W
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