05:45
No.57 V-A(0-5V to 4-20mA) Signal Converter at 250 Ohm Load
06:39
No.56 V-A(0-5V to 4-20mA) Signal Converter at 250 Ohm Load
06:45
No.55-1 One Button Power-ON / Delay Power-OFF Switch V.2
04:54
No.55 One Button Power-ON / Delay Power-OFF Switch
02:35
No.54 1 by 10**n Hz Frequency Divider
03:22
No.53 One Button Toggle Switch using 2 NOT gate
05:13
No.52 Active Tel-Line Hybride Duplexer Study 2
08:21
No.51 PWM Duty(%) to Analog 0~10 Volt Conversion via Isolated Path
07:01
No.50 PWM to Voltage Converter (0-100% : 0.316-2.01V)
05:29
No.48 Bar LED 4 Stage Metering Display
07:48
No.47 Active Tel-Line Hybrid Full Duplexer
05:59
No.46 2 Type Full-Wave Rectifier Circuit with Op Amp
07:55
No.45 Simple DC-DC Isolated Power(5V 10mA) Converter
09:22
No.44 CD4066 Analog Switch Signal Path Test
04:58
No.43 0-10V to 0-20mA Converter at 500 Ohm Load
08:28
No.42 Output the difference frequency between two approximate frequencies as TTL level
07:41
No.41 PreSettable 4 bit Up/Down Counter Logic for CPLD
08:01
No.40 Serial 8 Bit Data transmitter via DC 12V Power Line
09:13
No.39 Single Line AC Lighting Switch by small DC Power with Isolation Control
01:49
No.38 Basic DC Power-On Reset and Push-Button Reset
09:42
No.37 Binary Counted Parallel Data Load to Serial Data Out
13:33
No.36 Study with Synchronous Serial Shift Register
07:17
No.35 Optical Reflect Sensor about Maximum Range 80 cm
03:43
No.34 Latch Relay(1 Coil) On-Off Control for 2 ch using 4 Photo Coupler
09:06
No.33 1 Coil Latch Relay On-Off Control using 2 Photo Isolated Ch.
03:31
No.32 Conversion from AC Induction Motor to Alternator with Rotator Non Modified
09:56
No.31 Note to Start Condition of MultiSim for Flip-Flop Oscillator Simulation
05:45
No.30 AC Power Lamp Turn-OFF Delay Timer Rev.2
09:20
No.29 AC Power Lighting Switch Turn-OFF Delay Timer
07:01
No.27 AC Power PWM Control using 555 Timer
06:42
No.26 AC Power Controller using 1(single) Transistor
05:53
No.25 AC Power Control using 2 FET
11:14
No.24 Proximity Sensor for Human Body using 555 Timer
04:16
No.23 24V Relay Control on 5V Power with AC Offline DC
04:05
No.22 12V Relay Control on 5V Power with AC Offline DC
04:11
No.21 Decade (BCD) Counter using J-K Flip Flop 74LS76
03:42
No.20 Relay contact control tuned to 60Hz zero cross timing
17:55
No.19 Step-Up DC-DC Converter
07:31
No.18 AC Power Switch Miss-Wiring Protect Circuit
04:13
No.17 Solenoid Magic Transistor Circuits
13:22
No.16 60Hz Notch Filter over 15Hz Signal
09:23
No.15 Active Expandable OUT using 555 Timer by Repeat Trigger
07:49
No.14 DC 5-36V Adjustable Linear Regulator Test using Soft-Jig
13:03
No.13 Capacitance Bridge
04:57
No.12 2 Type Key Bounce Remover
15:51
No.11 RF Power Over-Unity, is it Really?
05:42
No.10 Simple Sawtooth Wave generator with Adjusting
12:30
No.9 Equalizing Test on 6SN7 Vacuum Tube Pre-Amplifier
08:03
No.8 60Hz Notch Filter with Q Adjust and Fc(center frequency) moving
10:39
No.6 Simple 2 type Digital to Analog Converter(DAC) and to PWM
07:36
No.5 Get Now-Before Voltage Difference Using 'Sample & Hold'
05:43
No.4 Single/Repeat 10Hz Pulse(duty 90%) to Sawtooth Wave Converter
06:46
No.3 Isolated Zener Voltage Detector(Light Pulse Duration)
05:56
No.2 CMOS CD4060 1kHz Clock using Local Oscillator
09:08
No.1 Linear Volume to Digital Counter & Isolated Serial Data Transmission
06:36
νΈμ°λ Hosanna !
01:01
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04:07
κ²¨μΈ μ¬κ²½
02:06
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01:57
1978λ
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