Wisycom MTP40 Lemo III
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Beschrijving
| Switchable channels | 2400 allocated by 40 groups of 60 channels (in specific frequency range), quickly selectable with dedicated buttons |
| Switching window | Up to 232 MHz, depending on band 1 470 ÷ 640 MHz 2 566 ÷ 798 MHz 3 510 ÷ 698 MHz |
| Frequencies | Quartz PLL frequency synthesizer circuit (25 kHz step) |
| Frequency stability | ± 2,5 ppm (in the rated temperature range) |
| Temperature range | -10 ÷ +55 °C |
| Max RF power | 50 mW (ERP) when high power selected 10 mW (ERP) when low power selected |
| Spurious emissions | < 2 nW |
| Modulation | wideband FM, with 50 µs pre-emphasis |
| Nominal deviation | ±40 kHz (Peak deviation = ±56 kHz) |
| Telemetry feature | MTP40 transmits also a digitally modulated sub-carrier, suitable for: tone-squelch operating remote battery monitoring optional PTT (push to talk) operation |
| AF input connector LEMO option | Configurable on ‘mic’ display menu in 5 options: ’2 wires’: gain selectable -40 ÷ +40 (-54 dBu ÷ +26 dBu peak), no bias voltage ‘2 wires + bias’: gain selectable -20 ÷ +40 (-54 dBu ÷ + 6 dBu peak), 5.5 V on 4k7 bias supply ‘3 wires: gain selectable -40 ÷ +40 (-54 dBu ÷ +26 dBu peak) ‘2 wires & phantom’ gain selectable -40 ÷ +40 (-54 dBu ÷ +26 dBu peak), ‘2 wires + bias & phantom’: gain selectable -20 ÷ +40,(-54 dBu ÷ + 6 dBu peak), 5.5 V on 4k7 bias supply |
| AF input level | 80 dB adjustable range from -60 dBu (775 uV) to 26 dBu (15.5 V) at peak deviation (1 kHz), adjustable in 1 dB steps |
| Max. input level | +26 dBu (15.5 V) at clipping, +20 dBu (7.75 V) at nominal level |
| Noise-Reduction | ENR (Wisycom Extended-NR), with independent Attack- and Recovery-time, noise optimized ENC (Wisycom Extended-NC), with independent Attack- and Recovery-time, voice optimized & with reduced pre-emphasys |
| AF bandwidth | 45 Hz ÷ 21 KHz (3dB) 55 Hz ÷ 20 KHz (1dB) |
| Distortion | < 0.3 % (0.15 % typ.) |
| Signal-to-noise ratio | typ. 115 dB (A)rms with 40 kHz deviation typ. 121 dB (A)rms with 56 kHz deviation |
| Led | Led indication with bicolor led (red & green) on wireless power switch: Wireless transmission status: GREEN on/off Modulation peek (if activated): RED Battery lifetime status: GREEN - steady (> 25%) - slowly blinking (< 25%) - quickly blinking (<12%) Ptt status: RED if active |
| Display | High contrast OLED (Organic light-emitting diode) bicolor display (96 x 36 pixels) 8 step battery lifetime indication: 7 bars (100%-87%-75%-63-50%-38%-25%) and “empty bar” quickly blinking (12% remaining) |
| PTT function | Pin 3 of the AF connector can be setup to an external push button |
| Power supply | 2 AA size batteries (Alkaline, rechargeable NiMH) |
| MTP40 Battery life | (2 AA alkaline) approx. 10 hours @ 50mW continuous working approx. 14 hours @ 10mW continuous working |
| Dimensions | 73 x 61 x 17.5 mm (Height-Width-Depth) without clip |
| Weight | Approx. 80 g. without batteries (120g with batt.) |
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