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Compaq Computer Corporation -- Presario XL381

Hewlett Packard -- 181T

Models 181T and TR are general purpose, variable persistence storage oscilloscope mainframes with plug-in capability. The instruments, as shipped from the factory, are intended for bench use. The Model 181TR can be rack mounted as described in Section II. The storage feature can be used to store singleshot occurrences for later viewing or photographing. Comparison of waveforms can be accomplished by storing several separate occurrences and later viewing them simultaneously. The hori ...

Wiltron -- 6609A

The 6600A Series (Figure 1-1) is a family of microprocessor-based, pushbutton-controlled, GPIB-capable, broadband signal sources that generate swept and CW frequencies from 10 MHz to 40 GHz. This ever-expanding family of sweepers presently consists of 29 models. These 29 models are divided into single-band and multiband sweep generators, depending upon the number of internal bands used for frequency-range coverage. Singleband models use one YIG oscillator to span their range, whereas mul ...

Compaq Computer Corporation -- Presario XL245

Philips -- MX980

Allied Radio -- 83 YU 935

The new Knight-Kit R-55 is an outstanding general coverage communications receiver. Its up-to-date circuitry makes it an excellent choice for the newcomers to ham radio, shortwave fans, and technician licensees. Tuning range is from 530 Kc to 36 me with a separate range for the 6-meter Amateur band. All amateur bands from 80 to 6 meters have electrical bandspread individually calibrated to read frequency directly in megacycles. Deluxe features include—2 IF stages for high sensitivi ...