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Syn-Tech III P25 Portable Radio
OPERATION MANUAL
680-090-2040
Version 5.0eng
http://www.midlandradio.com
61
8.1 Receiver
Specifications
RECEIVER SPECIFICATIONS
VHF
UHF
Frequency Range
136-174 MHz
380-470 MHz
Frequency Separation
Full Bandsplit
Full Bandsplit
Channel Spacing
12.5 / 20 / 25 / 30 kHz
12.5 / 20 / 25 / 30 kHz
Frequency Step
2.5 / 3.125 kHz
2.5 / 3.125 kHz
Rated Audio Output Power *
500 mW / 8
Ω
500 mW / 8
Ω
Frequency Stability *
(-30
°
C / +60
°
C; 25
°
C ref)
±
2.5 ppm
±
1.5 ppm
Analog Sensitivity *
12 dB SINAD
Digital Sensitivity **
5% BER
1% BER
≤
-119 dBm
≤
-120 dBm
≤
-117 dBm
≤
-118 dBm
≤
-119 dBm
≤
-116 dBm
Adjacent Channel Rejection
Analog 25 kHz channel *
Analog 12.5 kHz channel *
Digital 12.5 kHz channel **
≥
73 dB
≥
63 dB
≥
63 dB
≥
70 dB
≥
60 dB
≥
60 dB
Intermodulation Rejection *
≥
73 dB
≥
73 dB
Spurious Response Rejection*
≥
73 dB
≥
73 dB
Hum and Noise Ratio
Analog 25 kHz channel *
Analog 12.5 kHz channel *
Digital 12.5 kHz kanal **
≥
48 dB
≥
42 dB
≥
50 dB
≥
42 dB
≥
36 dB
≥
50 dB
Audio Distortion *
≤
3 %
≤
3 %
* Measured in the analog mode per EIA-603 under nominal conditions.
** Measured in the digital mode per TIA-102.CAAA under nominal conditions.