AT-628G Single Band Hand Held Transceiver

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AT-628G Single Band Handheld Transceiver

AT-628G Single Band Handheld Transceiver

AT-628G single band handheld transceiver has manyattractive functions, such as voice prompting, VOX, battery power check-up,emergency alarm, and night lighting, etc. There are also missed calls attachingvibration and ring with musical chord. Accessories include a charger, a Li-ionbattery (1500mAh), a rubber antenna, and a user’s manual.

Technical Specifications

General
Frequency Range	UHF ： 400~480MHz
Channel Capacity	128 channels
Channel Spacing	25KHz (Wide Band) 12.5KHz (Narrow Band)
Phase-locked Step	5KHz, 6.25KHz
Operating Voltage	3.7V DC ± 20%
Battery Life	More than 12 Hours (1300mAh), by 5-5-90 work cycle
Frequency Stability	± 2.5ppm
Operating Temperature	-20~ 55℃
Size	200x58x28mm (with battery pack, antenna)
Output Power	2W
Li-ion Battery	1500mAh
Encode and Decode	CTCSS/DCS
Weight	158g (with battery pack, antenna)

Receiving Part
	Wide band	Narrow band
Sensitivity (12dB SINAD)	≤ 0.25 μ V	≤ 0.35 μ V
Adjacent Channel Selectivity	≥ 60dB	≥ 60dB
Intermodulation	≥ 60dB	≥ 60dB
Spurious Rejection	≥ 80dB	≥ 80dB
Audio Response	6dB/ per interval	6dB/ per interval
Hum & Noise	≥ 50dB	≥ 45dB
Audio Distortion	≤ 5%
Audio Power Output	500mW （ at 10% ）

Transmitting Part
	Wide band	Narrow band
Power Output	2W/1W/TURBO(3W)
Modulation	16K Φ F3E	11K Φ F3E
Adjacent Channel Power	≥ 60dB	≥ 60dB
Hum & Noise	≥ 45dB	≥ 36dB
Spurious Emission	≤ -36dB	≤ -36dB
Audio Response	6dB/ per interval	6dB/ per interval
Audio Distortion	≤ 5%