- 1000 Hz sine wave generator
- ispStarter kit from Lattice
- PSD3xx chips
- RF immune power supply
- 1-to-3-phase converter (1)
- Chaos
- Gyrator
- Step-up NiCd battery charger
- 4th order Butterworth filters
- NPN-PNP selector
- Auto start for older fax machines
- 30m QRP CW transmitter
- Proximity detector
- Fuse protector
- Switched tone control
- Motor speed controller
- Relay controlled potentiometer
- Movement alarm
- 8th order Bessel filter
- Battery adaptor for portable CD players
- Magnetic-field detector
- In-car audio amplifier (3):
- TLC247x differential audio filtered amplifiers
- Electronics fair Munich 1994
- Single-diode full-wave rectification
- Reflex-charging adaptor
- Pump for operational amplifiers
- Electric-field detector
- Electronic know-how: batteries
- The Digital Solution -1
- Temperature protection for resistive high-power loads
- 5V regulator on 45V
- I²C real-time clock
- PC interface for Casio organizer
- Switching voltage for polarizer
- Components select
- Speed control for d.c. motors
- Soft-start regulator
- Ionisation meter
- Dual-purpose LED display
- Reversing indicator
- General-purpose filters
- Low-frequency tone control
- Soft start for motors
- Spike detector
- SIP-to-SIM adaptor board
- Electret microphone for telephone mouthpiece
- Presentation running lights
- H-field sensor
- Discrete A-D converter for 8051
- Fax-PC interconnection
- Differential probe
- Centronics input
- Current probe
- 50 Hz band-stop filter
- Power-on delay
- Improved optoisolator
- Programmable divider
- Stand-alone S/PDIF copybit eliminator
- Comparator with unilateral hysteresis
- Loudness control
- Fast switch-off for power amplifier
- Composite operational amplifiers
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