Hytera TM-610 - Receiver; Max. SINAD; Sensitivity

52
Receiver
Item Condition
Measurement Tuning
Specification
/Remarks
Test Instrument Terminal Part Method
15. RF
bandpass filter
Enter item“SENSITVITY”;
Each CH corresponds to a
specific Tx freq.
Scanner ANT . TP1
First
manually
tuning
TC101, then
the software
setting
Set the gain
value to the
max; the
corresponding
frequency of
VHF and UHF is
on the
rightmost
and leftmost of
the bandpass
wave. Press [P4]
key to save.
16. Max.
SINAD
Frequency: Rx Center;
tuning to CH_1(C);
corresponds to a specific
freq.
Radio
Communication
Test Set
SSG Output:
-
47dBm
MOD: 1KHz
DEV: ±3KHz(W)
±1.5KHz(N)
Filter:
0.3-3.0KHz
ANT
SP Jack
K301
First Tuning
K301. Tuning the
volume to rated
output. Take the
record of max
SINAD and
Tuning K301 to
the max volume
output.
Check Max.
volume:
4.2V or above
17. Sensitivity
1. Test Mode, CH: RX
Center, manually tuning to
CH_1(C).
Radio
Communication
Test Set
SSG Output:
-116
dBm
MOD:
1KHz
DEV: ±3KHz(W)
±2.4KHz(M)
±1.5KHz(N)
Filter:0.3-3.0KHz
ANT
SP Jack
Press [UP]
& [DN] key
to toggle
among
channels.
Tuning K301.
Tuning the
volume to rated
output.
SINAD:
12dB or
above
2. Test Mode, CH: RX
LO,
manually tuning to
CH_2(L).
3. CH: RX HI, manually
tuning to CH_3(H).