tti Tech PMR-446, Руководство по обслуживанию, Страница: 3 / 34

8 ch
Frequency Range 446.00625 - 446.09375 MHZ
12.5 MHZ
6.25 KHZ
7.5 V, Nominal
Squelched (w/Power Saver) 24 mA, Typical
Squelched (w/out Power Saver) 50 mA, Max.
Rated Audio 160 mA, Max.
Transmit 0.5mW (ERP) 800 mA, Max.
Antenna Impedance 50 ohms
Speaker Impedance 8 ohms
Frequency
Stability
(0 ~ 30 )
(-20 ~0 and 30 ~50 )
1.5 KHz
2.5 KHz
2.5 KHz
Operation Temperature -20 to +50
500 mW (ERP)
-36 dBm (9 KHz to 1 GHz)
-30 dBm (above 1 GHz)
Modulation
FM Hum and Noise -36 dB Typical
Audio distortion 5 % Max.
Sensitivity (12dB SINAD) 0.35 Max.
Squelch sensitivity 10 dB SINAD Typical
- 60 dB Min.
- 70 dB Min.
Intermodulation ETS - 65 dB Min.
-40 dB Typical Hum and Noise Ratio
400nM at 5% T.H.D. (1 KHz) Rated Audio Output
Spurious/Harmonic Emissions
Adjacent Channel Selectivity ETS
Spurious Rejection
T
R
A
N
S
M
IT
T
E
R
R
E
C
E
IV
E
R
Specification Parameter
Number of Channels
Channel Specing
Channel Increments
Battery Voltage
RF Output Power
SECTION 1 SPECIFICATIONS
P
o
w
er
R
eq
u
ir
em
n
ts
Current
Drain
G
E
N
E
R
A
L
Size (W x D x H) 132 x 56 x 36 mm
Weight (With Battery and Antenna)
400 g
2