DP405 Service Manual
Antenna Impedance
50Ω
Mic Impedance
2.2kΩ
Battery
Lithium-ion battery DC 7.4V , 2000mAh
Rx Sensitivity (12dB SINAD)
-119dBm
Squelch on Sensitivity
(
level
3
)
≤-120dBm
Adjacent Channel Selectivity
≥70dB/≥60dB
Intermoducation
Anti-interference
≥65dB
Spurious Response
Anti-interference
≥70dB
Audio Output Power
0.5W
,
@distortion
≤5%
,
16Ω
Consumption Current
≤400mA
Tx Power
UHF 4W/1W VHF 5W/1W @7.4V DC
Frequency Stability
≤ ±2.5ppm
Max Frequency Deviation
±5kHz/±2.5kHz
ModulationDistortion
(
300~3000Hz
)
≤ 3%
Adjacent Channel Tx Power
≤-60dbm/≤-50dbm
Spurious Emission
≤-36dB
Consumption Current
≤1.5A @ 7.4V DC
8. Maintenance and Test Equipment
Equipment
Specification
Standard signal generator
Frequency range: 400-470MHz
Modulation:frequency modulation and external modulation
Ouput:
-
127dBm/0.1uv to
-
47dBm/1mv and above
Dynamometer
Input impedance:
50Ω
Operation frequency:400-470MHz
Measurement range:around 10W
Frequency deviation meter
Frequency range:400 - 470MHz
Voltmeter
Measurement Range:DC 10mv - 10v
Input impedance:input impedance for min. circuit load
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Содержание DP405
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