E
POW R
S ND
E
D
C
1
2
V
Power
supply
Power LED
Send LED
Function DIP switch
Antenna
ZZQ8 New Repeater User Manual
I Summary
This is a TX/RX repeater which repeats the wireless RF signal when
the distance is not enough. Put the repeater between the transmitter
and receiver. They should meet the items as below.
1) The frequency of transmitter and repeater should be same.
2) Oscillating resistor should be matched with repeater.
3) Set repeater number while multiple repeaters are used together.
4) This repeater supports PT2240/1.5M(IC/OSC) learning code trans-
mission protocol, it can pair up to 100pcs transmitters.
II Technical data
Working frequency: 315/433.92MHz
working voltage: DC12V
Standby current: 30mA
Working current: <255mA
Receiving sensitivity: -108dBm
Transmitting power: 500mW (transmitting distance is about 1500m in
the open area)
III Diagram
