Daiwa Rf Rf Speech Processor

Mfj Speech Processor Schematic

It was the acid test for my brand new Daiwa RF-440 rf speech processor nighttime phone operation on 75 meters. Would the RF-440 really help my low-power signal punch through the bedlam My CQ was answered by a station in Pennsylvania. After the usual exchange of pleasantries. J asked him to evaluate the per formance of the RF-440 while I switched it in and out. The result of this mini-test ' Without the processor, you were down in the mud I couldn't copy anything. With the processor, I copy 90 ....

Trac Deluxe Cmos Electronic Keyer

Troduced an addition to its line of state-oM he-art CMOSkeyers, The Trac Deluxe CMOS Electronic Keyer. Model TE 144t contains all CMOS integrated circuitry, The front panel contains controls for speed, weight, tone, and volume. In addition, a rear* panel switch allows bug'Mype operation (automaticdots, manual dashes) as well as straight-keying operation, The Deluxe CMOS Electronic Keyer provides both dot and dash memory, iambic keyingt 5-50 wpm, sidetone, and speaker, alf housed in an...