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TDA7052AT 1.1W audio amplifier IC (SOIC-8)
A TDA7052AT mono amplifier IC, as used in the Opto-Theremin and Steam Train Whistle project.
Cat No SC3551. Price: AUD $3.00
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no. Estimated dispatch time: approximately 1 week
Project: Create Eerie Music With The Opto-Theremin, Pt.1
Project: Create Eerie Music With The Opto-Theremin, Pt.2
Project: Steam loco or diesel engine sound effects module
Other items relevant for these projects:
Opto-Theremin PCB 
Proximity Sensor PCB for the Opto-Theremin 
GP2Y0A41SK0F optical distance sensor (4-30cm)
MC1496BDG Balanced Modulator/Demodulator IC (SOIC-14)
Opto-Theremin top and side panel artwork (PDF download)
Steam loco or diesel engine sound effects module:
Steam Train Whistle / Diesel Horn PCB 
PIC12F617-I/P programmed for the White Noise Generator [0910618A.HEX]
PIC12F617-I/P programmed for the Steam Train Whistle/Diesel Horn [0910618M.HEX]
Pair of PIC12F617-I/P chips for the Steam Train Whistle/Diesel Horn [0910618A/M.HEX]
Firmware (ASM and HEX) files for the White Noise Source and Steam Train Whistle/Diesel Horn [0910618A/M.HEX]
Create Eerie Music With The Opto-Theremin, Pt.1:
Opto-Theremin PCB patterns (PDF download) [23108141/2]
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