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    Parts Substitution Boxes

    Parts Substitution Boxes
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    Capacitor Substitution Box, Silver Mica capacitors, 15 values, 47pF - 1000pF @ 500VDC.

    Use: Tone stack, frequency shaping, etc.

    Capacitor Substitution Box, Weber polyester capacitors, 12 values, .001uF - .22uF @ 630VDC.

    Use: Tone stack, interstage coupling, bypass.

    Capacitor Substitution Box, Weber polypropylene capacitors, 12 values, .001uF - .22uF @ 630VDC.

    Use: Tone stack, interstage coupling, bypass.

    Capacitor Substitution Box, ceramic capacitors, 12 values, .001uF - .22uF at 1KVDC.

    Use: Tone stack, interstage coupling, bypass.

    Capacitor Substitution Box, electrolytic capacitors, 12 values. .1, .22, .33, .47, .68, 1, 2.2, 3.3, 4.7, 6.8, 10, 16 uF @ 50VDC.

    Use: Preamp and power amp cathode bypass, low values.

    Capacitor Substitution Box, electrolytic capacitors, 12 values. 6.8, 10, 16, 22, 33, 47, 75, 100, 150, 220, 330, 470 uF @ 50VDC.

    Use: Preamp and power amp cathode bypass, high values.

    Capacitor Substitution Box, electrolytic capacitors, 8 values. 10, 20, 30, 40, 50, 60, 80, 100 uF @ 500VDC.

    Use: Power supply filter.

    Resistor and Capacitor Substitution Box, 5K linear pot and selection of 12 electrolytic caps. .68, 1, 2.2, 4.7, 10, 20, 33, 47, 68, 100, 220, 330uF @ 50VDC

    Use: Preamp cathode resistor and capacitor.

    Resistor Substitution Box, Power Rheostat, 500 ohms, 25 watts, with connection terminals for parallel electrolytic capacitor.

    Use: Power amp cathode resistor and capacitor.

    Low Power Resistor Substitution Box, 0-5K, 2 watts.

    Use: B+ power supply resistor string filter node adjustment.

    High Power Resistor Substitution Box, 0-50K, 5 watts.

    Use: B+ power supply resistor string filter node adjustment.

    Resistor Substitution Box, metal film resistors, 1/2 watt, 45 values, 100 ohms - 100K.

    Use: Low level signal circuit resistors.

    Out of stock

    Resistor Substitution Box, metal film resistors, 1/2 watt, 45 values, 51K - 10 Meg.

    Use: Low level signal circuit resistors.

    Out of stock

    Fullwave Rectifier Substitution Box, Variable from 5Y3GT to SS Recto (no sag).

    Use: Fullwave (SS or Tube) rectifier substitution.

    Bridge Rectifier Substitution Box, Variable Sag to emulate a tube rectifier.

    Use: Bridge rectifier substitution.

    Parts Substitution Boxes
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