*) MULTIBAND HANDHELD TRANSMITTER

1. 개요

본 기기는 핸드헬드 타입 무선마이크 송신기로 다음과 같은 규격에 준한다.

2. 규격 및 사양

Frequency range	: from 470 to 1260 Mhz, depends on the country

Switchable channels	: 2400 managed in 40 groups ofr 60 frequencies	completely user programmable

Switching-window	: up to 362 MHz, depending on band

Frequencies	: Quartz PLL frequency synthesizer circuit	(5 kHz step)

Frequency error	: ±2.5 ppm, in the rated temperature range

RF Power	: 10mW/ L10W/ 20mW/ L20mW/ 50mW/ 100mW

Modulation	: Wideband and Narrow-band with DSP based	digital signal processing

Nominal deviation	: ±40 kHz Wideband / ±25 kHz Narrowband

Peak deviation	: ±56 kHz Wideband / ±35 kHz Narrowband

Spurious emissions	: < 2 nW

Telemetry feature (TX transmits also a digitally modulated sub-carrier, suitable for)

- tone-squelch operating

- remote battery monitoring, compander and modulation control

- optional PTT (push to talk) operation

AF bandwidth in NarrowBand mode (NB)

- Audio frequency response (dBa)	: 45 Hz ~ 17 KHz (3dB)

AF bandwidth in WideBand mode (WB)

- Audio frequency response (dBa)	: 45 Hz ~ 20 KHz (3dB)

Distortion	: < 0.3 % (0.15 % typ.)

SND/D ratio (Analogue)

- typ. 115 dB (A)rms with 40 kHz deviation; typ. 121 dB (A)rms with 56 kHz deviation Wideband

- typ. 115 dB (A)rms with 25 kHz deviation; typ. 121 dB (A)rms with 35 kHz deviation Narrowband

Audio input connector	: directly interchangeable microphone-heads

Audio input level	: adjustable in 1 dB steps

Max input level	: 6 dBu

Max sound pressure (depending on head)	: 144 dB SPL, 152 dB SPL, 155 dB SPL,	149 dB SPL

Storage media	: removable micro SD memory card	(.wav files - BWF)

Time code	: linear Timecode decoding

Bit rate	: 24 bit / 32 bit

Sampling rate	: 48 kHz

Managing interface	: remote control interface (Bluetooth and LoRa)	and proprietary waterproof magnetic connector 5	pin (USB HS +power +LTC)

LED	: bicolor led (red & green)

Battery level indication	: percentage or minute/second

PTT function	: with optional PTT accessory

Display	: High contrast OLED (Organic light-emitting	diode) white display (128 x 32 pixels)

Power supply	: 2 x AA Alkaline or 2 x AA NimH or 2 x 14430	Li-ion (internally charged)

Dimensions	: 200 x 37 mm (without microphone-head)

Weight	: Approx. 220 g (without microphone-head)

* MTH610 동급이상품