PT500-2
Service Manual
52
Number of channels
16
个
Channel separation
W:25 kHz /M:20KHz/N:12.5kHz
Working temperature
-30
℃ ℃
~ +60
Antenna Impedance
50Ω
Frequency Stability
±2.5ppm
Battery
(Standard
Configuration)
Lithium-ion Battery: 1300mAh 7.4V
Dimension (W×L×H)
97.5 mm ×53.5 mm×31 mm
Weight
230g (With battery and antenna)
7.2 Receiving part
Sensitivity (12dB SINAD)
0.25μV(W) / 0.28μV(N)
Adjacent
channel
selectivity
W:≥ 70dB / N:≥60dB
Intermodulation immunity
≥70dB(±50, 100kHz)
Audio Output Power
1W (16Ω)
Audio distortion
≤5%
7.3 Transmitting part
Transmitting Power
4W
Modulation Mode
F3E
Clutter and Harmonics
-36dBm
＜
1GHz, -30dBm
＞
1GHz
Residual
FM
（
300~3000Hz
）
W:≤-45 dB / N:≤-40dB
Audio
distortion
（
300~3000Hz
）
≤5%
Adjacent power
W:≥70dB / N:≥60dB
Max Frequency Offset
W:≤±5kHz / M:≤±4kHz /N:≤±2.5kHz
Appendix 3: Troubleshooting
No.
Problems
Solutions
Summary of Contents for PT500-2
Page 1: ...PT500 2 Service Manual 1 PT500 2 Service Manual RED RADIO...
Page 12: ...PT500 2 Service Manual 12 Installing Removing the Chassis PCB...
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