SARK100 HF Antenna Analyzer

SARK100 HF Antenna Analyzer

“Here we take a look at the SARK100 Antenna Analyzer. Discontinued in KIT Form in 2011 but STILL available to purchase as a fully built product.”


Frequency Generation & Control: 1 – 60 Mhz

Source impedance: 50 Ohms

Stability: +/- 100ppm

Spectral Purity: Harmonics down >- TBD dB beyond 60 MHz

Step Size: User configurable increments of 100 Hz, 1 kHz, 10 kHz, and 100 kHz

Usable Measurement Range: SWR: 1.0 to 9.99

Impedance: approx. 5 to 2000 ohms

RF Output: Adjustable: 2.0 Volts pp (typ)

Power supply: Powerd by External: 12 to 15 Volts DC, 500mA

Controls: Pushbuttons (5): “Mode”, “Band”, “Config”, “Scan”, “Up”, “Down”

Switch: “Power On”

Connectors: RF Out: BNC

USB: Mini-B receptacle

External power: 2.1mm Power Jack (center pin positive)


Measure antenna electrical parameters: SWR, impedance (resistance + reactance), capacitance, inductance

Measure feed point impedance

Measure ground loss

Adjust antenna tuners and determine loss

Measure inductors and capacitors

Measure coax transmission line (SWR, length, speed factor, approximate and loss, resonant frequency, and impedance)

Measure and determine optimum settings for tuning stubs: SWR, approximate, resonant frequency, bandwidth, impedance

Determine characteristic impedance of transmission line

Determine length and wave phasing lines

Coaxial Cable Loss

Determine antenna tuner loss

Measure balun loss

Measure inductor

Estimate quartz crystal parameters

Measure magnetic loop resonance and SWR




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