User's Manual

TDFM-136B Installation Instructions 08RE398
Table 1-3. TDFM-136B – Operational Characteristics
Characteristic Specification
Frequency Range 136.000 to 174.000 MHz
Operating Modes conventional Analog: 12.5 / 25 kHz.
P25 CAI: 12 KBPS FSK, 9.6 KBPS C4FM
Channel Spacing: 25 kHz. or 12.5 kHz
Programmable Memories:
Scan Lists
Description
Operating Modes
Frequency
Squelch Modes
230 memories
15 scan lists
Up to 8 characters, alpha-numeric
Analog Wide, Analog Narrow, P25 Digital
Rx/Tx (Simplex/Duplex), 136.0000 – 174.0000
Rx/Tx (Simplex/Duplex), CTCSS Tones, DCS Codes,
P25 TalkGroup, P25 NAC
Guard Receiver:
Description
Operating Modes
Frequency
Squelch Modes
2 channels programmed with:
Up to 8 characters, alpha-numeric
Analog Wide, Analog Narrow, Digital
Rx/Tx (Simplex/Duplex), 136.0000 – 174.0000 MHz.
Rx/Tx (Simplex/Duplex), CTCSS Tones, DCS Codes,
P25 TalkGroup, P25 NAC
CTCSS Tones 42 CTCSS tones, including all standard tones.
DCS Codes All standard DCS (DPL*) codes
P25 TalkGroup $0000 to $FFFF ( 0 to 65535 )
P25 Network Access Code (NAC) $000 to $FFF ( 0 to 4095 )
* DPL is a trademark of Motorola Corporation
Table 1-4. TDFM-136B – Receiver Characteristics – Main and Guard
Characteristic Specification
Sensitivity at 12 dB SINAD -116dBm
Adjacent Channel Selectivity -60dB (25 or 12.5 kHz)
Spurious Attenuation -70 dB
Third Order Intermodulation -70 dB
Image Attenuation -80 dB
FM Acceptance ± 6 kHz
Hum and Noise Better than 45dB
Audio Distortion less than 5%
Antenna Conducted Emission less than -57dBm
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