Technical Specifications - WisyCom MTP51-JP User Manual

MTP51-JP User Manual

TECHNICAL SPECIFICATIONS

Switchable
2400 allocated by 40 groups of 60 channels (in specific frequency range), quickly
channels
selectable with dedicated buttons
1240-1260 MHz
Switching window
Quartz PLL frequency synthesizer circuit (25 kHz step)
Frequencies
Frequency stability
-10 ÷ +55 °C
Temp.range
Max RF power
Spurious emissions < 2 nW
Wideband/Narrowband FM with pre-emphasis
Modulation
±40 kHz Wideband, ±25 kHz Narrowband
Nominal deviation
±56 kHz Wideband, ±35 kHz Narrowband
Peak deviation
MTP51-JP transmits also a digitally modulated sub-carrier, suitable for:
Telemetry feature
Configurable on 'mic' display menu in 3 options:
AF input connector
LEMO option
100 dB adjustable range from -54 dBu (775 uV) to 46 dBu (15.5 V) at peak deviation
AF input level
(1 kHz), adjustable in 1 dB steps
+46 dBu (15.5 V) at clipping, +20 dBu (7.75 V) at nominal level
Max. input level
ENR (Wisycom Extended-NR), with independent Attack- and Recovery-time, noise
optimized
Noise-Reduction
ENC (Wisycom Extended-NC), with independent Attack- and Recovery-time, voice
optimized & with reduced pre-emphasis
45 Hz ÷ 21 KHz (3dB), 55 Hz ÷ 20 KHz (1dB) Wideband with LPF at 20kHz
AF bandwidth
45 Hz ÷ 17 KHz (3dB), 55 Hz ÷ 15 KHz (1dB) Narrowband with LPF at 15kHz
< 0.3 % (0.15 % typ.)
Distortion
▪ typ. 115 dB (A)
Signal-to-noise
▪ typ. 121 dB (A)
ratio
Led indication with bicolor led (red & green) on wireless power switch:
Led
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
Display
bar" quickly blinking (12% remaining)
Pin 3 of the AF connector can be setup to an external push button
PTT function
1 AA size batteries (Alkaline, rechargeable NiMH Eneloop Pro., Lithium)
Power supply
8 hours @ L50mW continuous working with Lithium
Battery life
58.2 x 64.8 x 17.5 mm (Height-Width-Depth)
Dimensions
Approx. 72 g. without batteries (90g with batt.)
Weight
10
± 2,5 ppm (in the rated temperature range)
10 mW / L20 mW / L50 mW
▪tone-squelch operating
gain selectable -60 ÷ +40 dB (-54 dBu ÷ +46 dBu peak), no bias voltage
▪ '2 wires':
gain selectable -60 ÷ +40 dB (-54 dBu ÷ +46 dBu peak), 5.5 V on 4k7 bias supply
▪ '2 wires + bias':
▪ '3 wires:
gain selectable -60 ÷ +40 dB (-54 dBu ÷ +46 dBu peak)
with 40 kHz deviation
rms
with 56 kHz deviation
rms
▪ Wireless transmission status:
GREEN on/off
▪ Modulation peek (if activated & the
limiter is disabled): RED
▪ remote battery monitoring
▪ Battery lifetime status: GREEN - steady (> 25%)
- slowly blinking (< 25%) - quickly blinking (<12%)
▪ Ptt status: RED if active
▪ Limiter into action: Blue
▪ optional PTT (push to talk) operation