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Scary Terry’s Audio 

 Servo Driver™ 

 

ST-400 Rev.1 Circuit Board 

Cowlacious Designs™ 

By Computer & Electronic Services 

Summary of Contents for Scary Terry ST-400

Page 1: ...Scary Terry s Audio Servo Driver ST 400 Rev 1 Circuit Board Cowlacious Designs By Computer Electronic Services...

Page 2: ...a microcontroller for each individual movement I ve used several of these circuits over the last couple of Hal loween s to drive Bucky skeleton skull and other animatronic heads and they worked all n...

Page 3: ...ion for Eye LED cables White is positive Input Volume Adjustment Trigger Volume Level Adjustment Trigger Level LED Shorting this header sends MIC audio to circuit Never use MIC and Lin In at the same...

Page 4: ...L LED is on and then back it off just a little until the LVL LED turns back off This is a critical adjustment is very sensi tive Turn the pot slowly and in very small increments This control is used t...

Page 5: ...und source you are using OTHER AJUSTMENTS AND CONNECTIONS There are three header pins on P5 with a red removable jumper across the two middle pins This header allows you to fine tune how quickly the c...

Page 6: ...orting jumper on MIC J P1 so that it shorts is over both pins of the MIC J header Plug your microphone into the MIC J1 jack and begin to speak You may need to adjust the MIC Adj R1 pot to increase or...

Page 7: ...ese connections clear ultrabright red LED s are supplied 3 5MM TO 3 5MM 6 STEREO CABLE OPTIONS AVAILABLE FOR PURCHASE Please see our web site at www cowlacious com 9VDC 500MA WALL TRANSFORMER THAT PLU...

Page 8: ...cary Terry Terry Simmons for letting us use his original design for this product We hope you enjoy it Computer Electronic Services Cowlacious Designs 255 Distribution Dr 203 Sparks NV 89441 775 425 91...

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