East Bright EB-8118 hakkında?

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Telsiz hakkında çok az bir bilgiye sahip olan birisi olarak bir dostum aracılığı ile elime East Bright EB-8118 diye bir telsiz geçti.İnternetten araştırdım fakat pek bir bilgi edinemedim.Kullanan, hakkında bilgi sahibi olan arkadaşlar yardımcı olabilirse çok sevinirim. internette ulaştığım özellikleri aşağıda ki gibidir.


EAST BRIGHT EB-8118

Product detailed information
Larger frequency range, wider sue
Frequency steps(5kHz, 6.25kHz, 12.5kHz or 25kHz)
Pilot frequency, reverse frequency and shift frequency function

Function introduction:
Frequency range: 400MHz-470MHz
RF power output: 2.5W
Channel capacity: 100
Half-duplex communication
Automatic channel scan, supplies two scan methods(carrier-operated scan and time-operated scan)
Squelch level accommodation more convenient
*** lock against the unforeseen operation
Automatic keypad triggers backlight, convenient for nighttime manipulates
*** voice closed function
Battery save
Monitor

General specification:
Frequency range(MHZ): 400-470
Channel capacity: 100
Channel spacing: 25
Frequency stability(PPM): ±5
Operating temperature(℃): -30 ~ +60
Operating voltage(v): 6.0±20%
Dimensions(L*W*H): 102*58*31
Weight(with antenna & battery)(g): 600

Transmitter:
RF power output (w): 2.5
Modulation: F3E
Modulation limiting(KHz): ±5
Audio distortion(%): ≤5
Spurious emission(dB): 70
Adjacent channel power(dB): 70
FM noise(dB): 45

Receiver
Sensitivity(uV): 0.18
Bandwidth(KHz): ≥±7
First IF(MHZ): 21.4
Adjacent channel selectivity(dB): 70
Inter-modulation(dB): 65
Spurious response rejection(dB): 65
Audio power output(mW): 500
Audio distortion(%): ≤5
S/N(dB): 40