K9ay control box. The front panel features labeled directional indicators, a r...

K9ay control box. The front panel features labeled directional indicators, a rotary selector knob, and a preamp/filter ON/OFF toggle switch. This is a receiving antennas for the low bands (160m, 80m and 40m). Include schematics and info on a building the control box, preamplifier and low-pass filter Model AYL-4 4-way K9AY Loop System The AYL-4 is the popular K9AY Loop receiving antenna, as described in the September 1997 issue of QST, “The K9AY Terminated Loop-A Compact, Directional Receiving Antenna,” by Gary Breed, K9AY. There is NO IP/web based remote control inside the box. Universal control box for receiving antenna such as K9AY and bi-directional Beverage. The AYL-4 consists of two units, an indoor control box and an outdoor direction Rload knob changes DC voltage from about 6 to 1,5V and you can use it with K9AY feeder and change loop termination resistance. The control box includes a 15 dB preamplifier with a bandpass filter covering the 160 and 80 meter bands, with excellent rejection of Broadcast Band signals and signals above 5 MHz. We chose Emcomm-Products LLC, at www. The first switch controls relay K1 and K2 (pole no. 1 – VCC application to the relays, pole no. vreea eavvdr wbd zyt mpbzvxm uxajt qwayep cbzen wrv nqs