Ft991a Roofing Filters

In the box with the ft 991a you ll find a mh 31a8j hand microphone dc power cord 25a spare fuse and a.

Ft991a roofing filters.

The frg 7700 had a real time clock and i was quite happy with the local oscillator stability the selectivity of the roofing filters and the birdies were somewhat of an issue but otherwise it was a really nice receiver. All messages by. In the process of selling the ic 7300. The ft 991a from yaesu is a high end product from a company that usually specializes in more affordable ham radios.

With this the rf signals are converted into digital data then filtered through the fpga field programmable gate array. A state of the art 32 bit digital signal processing system internal automatic tuner high accuracy txco and 3khz roofing filter are included in the ft991a. Direct frequency entry is available. The 1st if frequency incorporates selectable robust 3 khz and 15 khz roofing filters that effectively attenuate interfering signals.

The icom ic 7300 on the other hand has an rf direct sampling system. If you leave the roofing filter setting on auto you ve probably seen how it will automatically switch between 6khz 3khz and 600hz. Selectable 3 and 15khz roofing filters. Here is a compact lightweight package suitable for portable mobile and base installations.

It comes equipped with a variety of features that help put it ahead of other models from more established manufacturers and it s also one of the most versatile ham radios available. Ic 7610 was more radio then i needed so i sold it and bought the ftdx3000 and a ft991a. The yaesu ft 991a has a 3khz roofing filter. The roofing filters do a fantastic job for rejecting a noise at the band.

This feature weakens interfering signals and delivers high quality audio. 3khz roofing filter for enhanced performance 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. Digital filters did not exist in the 80 s also waterfall displays and the ability to easily store and recall frequencies. The yaesu ft 991a provides sophisticated operation on 160 to 6 meters plus coverage of 2 meters and 70 cm.

30 khz 56 mhz 118 164 and 420 470 mhz. The 60 meter band is supported. The triple conversion circuit structure allows highly flexible gain distribution at each stage. 3 5 inch full color tft.

General coverage receive is. I had a ic7300 and a ic 7610.