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  • DR-877.jpg

DR-877


  • Commodity name: DR-877
  • Model Number: DR-877

Email:info@kydera.com  


Category:

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Detailed Introduction


Technical parameters
General specification

Items UHF VHF
Frequency 400-480MHz 136-174MHz
Channel Zone 16
Channel Capacity 4000 (250 Channels/Zone)
Antenna impedance 50Ω
Dimension(H*W*D) 100x54x35mm
Weight (W/battery) 230g
Li-pol battery 2000mAh
Rated Voltage DC:7.4V
Battery:
The average battery life under 5/5/90 duty cycle, and using carrier squelch and
TX high power
2000mAH li-pol battery Analogue:9.6hours/Digital:13.7hours

Note:The battery working life may have little difference.

Battery capacity maybe change without notice,but the list is standard specification.

Receiver

Items UHF VHF
Frequency 400-480MHz 136-174MHz
Channel Spacing 12.5kHz/25kHz
Frequency stability
(-20℃、+60℃、+25℃)
+/-.5ppm
Analogue sensitivity 0.3μV/0.25μV
Digital sensitivity(5% BER) 0.25μV/0.2μV
Intermodulation 65dB
Adjacent channel selectivity 60dB@12.5kHz/65dB@25kHz
Spurious rejection 65dB
Rated audio 500mw
Audio distortion @rated audio 3%
FM hum &noise -40dB@12.5kHz/-45dB@25kHz
Audio response +1、-3dB
Conducted/radiated emission -57dBm

Transmitter

Items UHF VHF
Frequency 400-480MHz 136-174MHz
Channel Spacing 12.5kHz/25kHz
Frequency stability
(-30℃、+60℃、+25℃)
+/-0.5ppm
Low Power 1W 2W
High power 4.5W 5W
Modulation restriction ±2.5dB@12.5kHz/±5.0dB@25kHz
FM hum& noise -40dB@12.5kHz/-45dB@25kHz
Conducted/radiated emission -36dBm1GHz
Adjacent channel selectivity -60dB@12.5kHz/-65dB@25kHz
Audio Response +1、-3dB
Audio Distortion 3%
FM modulation 12.5kHz:11KOF3E
25kHz:16KOF3E
4FSK digital modulation 12.5kHz data: 7K60F1D and 7K60FXD
12.5kHz audio: 7K60F1E and 7K60FXE
12.5kHz data and audio:7K60F1W
Digital vocoder AMBE+2TM
Digital agreement ETSI-TS102 361-1、-2、-3

Main Fratures:
·Private Call
·Group Call
·All Call
·Scan
·Kill
·Revive
·Battery Save Mode
·One-touch Call
·Remote Monitor

·Call Alert
·Records for 200 hours
·Prompt Tone On/Off
·Low Power Voice/lcon Prompt
·Support Voice Prompt for Channel Switching or Function-Option
·Two Programmable Buttons for long pressing are available on the side.

Accessories:

Optional:

Keyword:

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