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APPENDIX A:
SPECIFICATIONS
Frequency Generation & Control:
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1 - 30 MHz
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Source Impedance: 50-Ohms
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Stability: +/- 50 ppm
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Spectral Purity: Harmonics down >-35 dB beyond 30 MHz
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Step Size: User configurable increments of 10 Hz, 100 Hz, 1 kHz, 10 kHz, and 100 kHz
Usable Measurement Range:
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SWR: 1.0 to 9.9
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Impedance: approx. 5 to 600 ohms
RF Output:
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2 Volts p-p (typical)
Power Supply:
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External: 9-to-16.0 Volts DC
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Internal: Eight AA-cells, alkaline or NiMH
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Current Requirements: 200 ma (typical)
User Interface:
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Pushbuttons (5): “Mode”, “Band”, “Scan”, “Setup”, “On/Off”
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Rotary Encoder: “Tuning”, 24-position/rotation, smooth/detentless operation
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LED: “Busy”
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2 line x 16 character LCD display, with optional backlight under software control, configured in
SETUP menus. Backlight may be configured to turn off after user-set period of inactivity. If enabled,
backlight turns on again with any of the controls are touched.
Power Control:
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Power applied by press-and-hold of On/Off momentary contact pushbutton
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Instrument turns itself off after preset period of inactivity, configured in SETUP menus
Connectors:
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External Power: 2.1mm coaxial power plug (center pin positive)
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RF Out: BNC
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Serial Port: RS232 (DB9F)
Environmental
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Temperature: 0-70C
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Humidity: 0-100% RH