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Vintage Radio Index Calculator
Vintage Radio Index Calculator
# Transmitter Tubes :
# Receiver Tubes     : 
# Transceiver Tubes:
Knob count. Count all knobs (anything that twists). If it only moves up and down or left and right or in and out it is considered a switch and not counted). A rotating lever with more than two positions is a knob. For concentric knobs, count the number of independent twisting functions. Count side controls that can be adjusted using your fingers (no screwdriver adjustments). 
   
Multipliers

Made in USA (x 1.2)

Made in Europe (x 1.1)
# Nixie Tubes Each nixie tube counts as 2 tubes
   
  

Formula: TubeIndex= ((Transmitter Tubes + Receiver Tubes) + Transceiver Tubes+Nixie Tubes * 2)*Knobs*multiplier

Your Vintage Radio Index is
:
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