Articulos pertenecientes a la sección:
- AGC System For Audio Signals
- Two Wire To Four Wire Audio Converter
- Stereo Amplifier With Gain Control
- Speaker Amplifier For Hand Held Transceivers
- Mini Stereo
- Micro Sized Amplifier
- Low Distortion Audio Limiter
- General Purpose Preamplifier
- Audio Distribution Amplifier 2
- 20dB Audio Booster
- Simple Electronic Metronome
- Metronome 2
- Electronic Metronome
- Downbeat Emphasized Electronic Metronome
- Variable Frequency Code Practice Oscillator
- QRP Sidetone Generator/Code Practice Oscillator
- Electronic CW "Bug" Keyer
- 3 Channel Color Organ
- Two Door Annunciator
- Sliding Tone Doorbell
- Low Cost Chime Circuit
- Door Buzzer
- Tremolo 2
- Tremolo
- Tremolo Circuit
- Treble Tone Control
- Tone Control
- Three Band Active Tone Control
- Mike Preamp With Tone Control
- Microphone Preamplifier With Tone Control
- Low Cost High Level Preamp And Tone Control Circuit
- Hi-Fi Tone Control Circuit (High Z Input)
- Combined Bass And Treble Controls
- Bass Tone Control
- Amplifier With Bass Boost
- Extended Play Circuit
- Audio Powered Tape Recorder Controller
- Stereo TV Decoder
- Stereo Preamplifier
- Stereo Balancer
- Stereo Balance Tester
- Stereo Balance Meter
- Crystal Controlled FM Stereo Transmitter
- Voltage Controlled Amplifier Or Tremolo Circuit
- Unusual Fuzz
- Twang-Twang Circuit
- Tone Chime
- Tone Burst Generator
- Stereo Reverb System
- Stereo Reverb Enhacement
- Electronic Gong
- Spaceship Alarm
- Phasor Sound Generator
- Electronic Bird Chirper
- Chug-Chug
- Canary Sound Simulator
- Autodrum
- 110dB Beeper
- Voice Operated Switch
- Voice Activated Switch And Amplifier
- Sound Activated Switch
- Sound Activated AC Switch
- Gain Controlled Amplifier
- Automatic Fader
- Yelp Oscillator
- Whooper
- Varying Frequency Warning Alarm
- Steam Train With Whistle
- Low Cost Siren
- Hee-Haw Siren
- Warble Tone Siren
- 6W Warble Tone Siren
- Third Order Butterworth Crossover Network
- Asymmetrical Third Order Butterworth Active Crossover
- Active Crossover Network
- Wien Bridge Sine Wave Oscillator
- Phase-Shift Oscillator
- Easily Tuned Sine/Square Oscillator
- Audio Oscillator
- Transformerless (Unbalanced Inputs) Microphone Preamp
- Transformerless (Balance Inputs) Microphone Preamp
- Preamplifier With RIAA/NAB Compensation
- Microphone Amplifier
- Low Impedance Microphone Preamp
- General Purpose Preamp
- Audio Volume Limiter
- Audio Distribution Amplifier
- Audio Amplifier With Tuneable Filter
- Subwoofer Crossover Amplifier
- Subwoofer Amplifier
- Phono Amplifier With Common Mode Volume And Tone Control
- Noninverting Amplifier Using Single Supply
- LM380 Personal Stereo Amplifier
- Bridge Audio Power Amplifier
- Bridge Amplifier
- 33W Bridge Composite Amplifier
- 12 W Low-Distortion Power Amplifier
- Audio Power Amplifier
- Two Channel Panning Circuit
- Sound Mixer/Amplifier
- Electronic Crossover Circuit
- Low-Distortion Amplifier/Compressor
- Audio Fader
- Audio Equalizer
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