QWM 1900 GB

UHF single channel wireless instrument system
1x Receiver
1x 1/4″ Jack transmitter

Wireless Channel/Frequency options:
– Channel 70 (863-865MHz)




UHF wireless guitar bug system
PLL system with multi-channel receiver and built-in ACT system

Designed for:

DJs & musicians
Bass guitarists
Any instrument with an electronic pickup

Simply plug the transmitter into the jack output of your instrument then plug the receiver into an amp or mixer channel and you’re ready to go!


Uses future proof frequencies
Channel 70 frequency band
Frequencies: 863 – 865MHz
Auto frequency scanning
SMT technology
Preset 16 channel PLL system
Frequency stabilisation: <±30ppm
Dynamic range: >100dB
Total harmonic distortion: <0.5%
Frequency response: 40Hz-15KHz ±3dB
Ideal working distance is up to 30 metres
Power consumption: 100mA
Signal to noise ratio: >100dB
Image & spurious rejection: >80dB
Border upon channel rejection: >80dB
Receiving sensitivity: 5dBuV (SINAD=30dB)
De-emphasis: 50us

Guitar Transmitter
RF output power: 10dB+/-1dB
Spurious: -50dBm
Modulation: 40K
Pre-emphasis: 50u sec
Maximum Input Level: +2dBV
Input Impedance: 20K ohms
THD: <0.8% (1KHz 100mV)
Audio Frequency response: 50Hz-20KHz+/-3dB
Operating Power Voltage: 1.5V (Typical 1.0v, Minimum 2v Max)
Current consumption: 80mA
Battery Life: 8 hours
Antenna: permanently attached 1/4 wave length wire
Controls: Power switch, 15dB Pad switch
Power on (LED flash)
Low battery (LED ON when battery less than 1V
ACT (LED flash)
Multiple units not compatible 
Weight: 0.4kg


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