Perrygraf TACO Parabolic Antenna Calculator

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Country of manufacture: USA,            Date of manufacture: ____
Overall length: 23.5 cm,          Width: 10.1 cm.,           Weight: 38.6 gms.
Materials: cardboard shell with cardboard slide
Cursor: no cursor
Scales: 19, specialized
Front: Wavelength (inches), Wavelength (centimeters), frequency (kMc) [ Parabolic Reflector Diameter ] Side Lobe Max off Main beam Peak [ Angle (degrees) ] Efficiency (%) [ db Gain ] frequency (kMc) [ Range (miles), Free Space Attenuation (db) ]
Back: [ f/D, θ ] [ VSWR ] [Return Loss -db, Mismatch Loss -db ] [Antenna Diameter, Force (lbs) ] Wind Velocity (mph)
Condition: C4 (Signs of Minimal use)
Came with: Paper sleeve containing instructions.

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