Ft991a Roofing Filters

This feature weakens interfering signals and delivers high quality audio.

Ft991a roofing filters.

3 5 inch full color tft. The icom ic 7300 on the other hand has an rf direct sampling system. Ftdx1200 ft 991a universal radio 651 b lakeview plaza blvd. Ft 991 roofing filters the yaesu ft 991 comes standard with selectable 3 khz and 15 khz roofing filters that effectively attenuate interfereing signals at the 1st if.

With 2 4 khz if bandwidth. It is a very effective tool and i found that it works best in combination with the rf gain dial on the mid right of the ft 991. Yaesu ft991a ft991a 1 109 95 100 00 coupon has been applied to the above price. Worthington oh 43085 orders.

The ft 991a now includes a 3khz roofing filter for the triple conversion receiver that effective attenuates interfering signals and enables outstanding performance while still producing high quality audio. 3khz roofing filter for enhanced performance. Please note our new address below. The ft 991a is a radio i will keep in my ownership and will be much used.

Stimage 1 if rejection were measured at 95 01 mhz the first image of 14 1 mhz and at the 40 455 mhz 1st if. The rf signals will be converted into digital data then filtered through the fpga field programmable gate array. All possible preamp roofing filter combinations were tested. Next comes the dnr filter which is a digital noise reduction filter that you find on the ft 991.

Agc impulse response and nb efficacy in suppressing this response were tested at 3 6 mhz using a pulse generator with 10 ns rise time. The yaesu ft 991a has a 3khz roofing filter. The roofing filters do a fantastic job for rejecting a noise at the band. This item is currently in stock.