| Top selling radio PX-558 IP67 |
| Advantages and functions |
| Compact Size ruggy case |
110x50x35mm compact ruggy case=anti-dropping+attractive |
| Frequency range |
136-174/400-470/446/245MHZ |
| Channel capacity |
16 channels |
| Power output |
4W/5W |
| Battery |
1300-1600mAh |
| Waterproof and dustproof |
IP67/suit for wade through water marine application |
| New design PCB |
strong performance+better penetration |
| Weight |
190g (with battery, antenna) |
| Operating voltage |
7.4V DC |
| Operating temperature |
-20°C +55°C |
| Functions |
VOX 1-9level;PTT ID transmission mode selection/non-standard CTCSS input.Moitor scan/scan temperary delete/high/low power selectable/talk around/reverse frequency /busy channels lockout/DTMF ANI encode/50 CTCSS and 105 DCS/side keys programmable/emergency call/end roger |
| Transmitter |
| Modulation |
16KΦF3E |
11KΦF3E |
| Adjacent Channel |
≥70dB |
≥60dB |
| Hum & Noise |
≥40dB |
≥36dB |
| Spurious Emission |
≥-36dB |
≥-36dB |
| Audio power output |
500mW / 10% |
| Audio Response |
+2~-3dB(0.3~3KHz) |
+2~-3dB(0.3~2.25KHz) |
| Channel spacing |
12.5/20/25KHz |
| Frequency stability |
±2.5ppm |
| Phase-locked step |
5KHz,6.25KHz |
|
Wide band |
Narrow band |
| Audio Distortion |
≤5% |
| Receiver |
|
Wide band |
Narrow band |
| Sensitivity (12dB Sinad) |
≤0.25μV |
≤0.35μV |
| Adjacent Channel Selectivity |
≥55dB |
≥55dB |
| Intermodulation |
≥65dB |
≥60dB |
| Spurious Rejection |
≥55dB |
≥55dB |
| Audio Response |
+1~-3dB(0.3~3KHz) |
+1~-3dB(0.3~2.55KHz) |
| Hum & Noise |
≥45dB |
≥40dB |
| Audio distortion |
≤5% |
| Squelch level |
0-9 adjustable |
|
| TOT |
0-270S |
Valoraciones
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