PRC-2505 VHF Frequency-Hopping Transceiver

PRC-2505 VHF Handheld Hopper is a new generation of VHF anti-jamming handheld communication equipment. It is mainly used for mobile communication by commanders and soldiers in battalion, company and platoon. It has the functions of fixed/hopping frequency clear/secret voice and fixed/hopping frequency data transmission. Additionally, it also has the functions of select-call, the self-test and short message edition. It features small size and light weight. Built-in microphone and speaker contribute to direct handheld talking. Clear display and flexible operation and attributed to LCD and key operation.

General Specifications
Operating frequency range	:	30 ~ 87.975 MHz
Channel spacing	:	25KHz
Channel number	:	2320
Operating modes	:	Clear voice at the fixed frequency Digital security voice at the fixed frequency Clear voice and digital security voice at the frequency-hopping state Data transmission at the fixed frequency Data transmission at the frequency-hopping state
Number of the presetting channels	:	10
Antenna	:	1.5m wideband antenna
Power supply voltage	:	DC 14.4V lithium battery
Dimension	:	210(W) ×78(H) ×245(D) mm3 (without the battery box)
Weight	:	3.8kg (without the battery box)
Receiver Specifications
Receiving Sensitivity	:	≤ 0.3uV (SINAD =10dB)
Audio output	:	5mW(rated), 50mW (max)
Audio distortion	:	≤ 5%
Audio response	:	300 ~ 3000Hz, Less than 6 dB at 1KHz variation
IF rejection	:	≥ 80dB
Image rejection	:	≥ 70dB
Transmitter Specifications
Modulation frequency offset
Analog voice modulation frequency offset	:	5.6 ± 1 KHz (rated)
Digital voice modulation frequency offset	:	7 ± 1 KHz (rated)
Pilot modulation frequency offset	:	3 ± 1 KHz
Pilot frequency	:	150 ± 2Hz
Transmitting power	:	6W-1db (High power) ≥1W (Low power)
Frequency stability	:	≤ ± 3×10-6
Specifications of Frequency Hopping, Data Transmission and Encryption
Frequency-Hopping speed	:	307 h/s
Frequency-Hopping band-width	:	Frequency-hopping on the whole band or on the individual band
Data rate	:	4800/ 2400/ 1200/600/300bps
Voice data ratio	:	16K bit/s
Voice coding mode	:	CVSD

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