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The digital clock
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billjunes
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3
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467
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February 28, 2010, 10:16:14 AM
by marcelino
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1 Microphone to 3 microphone inputs
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cool_Taurus
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2
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363
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September 17, 2010, 09:59:45 PM
by cool_Taurus
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10 minutes count down timer using logic gates(74ls192)...
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dummy_c
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29
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2050
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February 02, 2012, 07:48:34 PM
by kunimitzu
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12-hour digital alarm clock using ttls
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bobon721
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3
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345
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October 09, 2011, 11:04:43 PM
by carlsfootprints
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12mins, 10mins, and 4mins, countdown timer
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ion2557
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7
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1003
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February 26, 2009, 07:30:22 PM
by ion2557
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16 LED running light
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marviella
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12
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493
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July 26, 2011, 08:20:03 PM
by ultrasonic™
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1n4148 diode and resistor in parallel
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Lenjei
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8
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884
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August 27, 2008, 03:02:23 PM
by Lenjei
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2 digit up/down counter
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zinckingeye
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2
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372
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August 24, 2011, 10:34:36 AM
by zinckingeye
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2 x PIONEER CDJ-2000 & 1 x DJM 800 MIXER PACKAGE
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epioneermalls
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0
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273
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August 20, 2011, 11:42:48 PM
by epioneermalls
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2-in-1 USB chager/RJ45 tester(handy)
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Gbreaker
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10
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929
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January 15, 2010, 10:24:08 AM
by macky
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20-bits ADC circuit
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coi12
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23
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787
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June 20, 2011, 06:14:04 AM
by motion55
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24 second shot clock
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bluegirl
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0
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364
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March 04, 2010, 05:41:19 PM
by bluegirl
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24 shot clock counter
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jkent_reynes
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13
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503
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December 14, 2010, 06:30:15 PM
by zer0w1ng
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24 shotclock
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jkent_reynes
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5
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384
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January 08, 2011, 12:50:46 AM
by carlsfootprints
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24's shotclock TTL
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Redskin
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23
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2035
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May 04, 2010, 10:30:47 AM
by glenntacan
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2pcs 7segment display in one ULN2003
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marcasjr™
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6
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455
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January 13, 2011, 04:38:46 PM
by marviella
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3 inputs that can display anything on a 7 segment
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marinekun
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9
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3816
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September 07, 2008, 04:34:25 PM
by Ate Shey
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3 phase motors against single phase
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shinmin
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5
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1130
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March 24, 2008, 01:29:40 PM
by rdpzycho
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3-player Game Buzzer Using Logic Gates
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kenshee
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11
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1494
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February 06, 2011, 05:25:23 AM
by Kiks
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4 bit ripple counter using D flip flop??
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joseprotacio13
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1
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1383
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January 22, 2010, 06:57:36 PM
by thomz
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4 bit shift left, shift register problem.
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technowar
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17
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1162
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December 11, 2010, 02:19:37 PM
by thevenin
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4 bit shift register with serial/parallel input/output
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eyr
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1
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699
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September 05, 2008, 03:05:28 AM
by underprezzure
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4 digit counter using 74ls160
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kadomori
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7
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367
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November 26, 2011, 10:20:34 PM
by kadomori
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4-bit register with demultiplex input
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dhen
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2
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795
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September 16, 2008, 03:37:15 PM
by maldihtah13
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4060 IC
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inhinyera
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4
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956
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March 03, 2009, 08:45:35 PM
by 'yus
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4060 IC
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kenxken
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2
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281
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December 27, 2010, 10:12:07 AM
by kenxken
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4066 problem
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studyante
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7
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615
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September 23, 2010, 07:59:01 AM
by studyante
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4bit Binary Calculator or suggest another
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kedeva
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0
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408
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March 09, 2010, 06:35:50 AM
by kedeva
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5 volts 3 ampere power supply
« 1 2 »
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charliegambit1
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25
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315
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Yesterday at 10:18:30 PM
by Hengilbert
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555 IC Timer Astable Question
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rafaelkarlo
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5
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384
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January 24, 2011, 02:27:43 PM
by Co0LëT♥
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555 re-trigggering (monostable)
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mArKhAo
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1
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682
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May 13, 2008, 07:40:04 AM
by RaffT
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7 segment display drive current
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Trish_a
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12
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1674
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May 29, 2008, 01:17:14 AM
by deanc
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7-segment with voice output
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Nobody...
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24
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777
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October 01, 2010, 04:07:24 PM
by Nobody...
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7400 Contest
« 1 2 »
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Macgyver
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20
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674
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November 07, 2011, 03:59:38 PM
by _basura_man()
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74190N
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-Al-
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8
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776
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January 12, 2010, 08:00:06 PM
by tiktak
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74192 Counter
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geneanthonytarca
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11
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1759
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January 13, 2012, 04:26:44 PM
by kunimitzu
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7493 pin configuration
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michael_cj
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2
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2335
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December 05, 2009, 08:03:43 PM
by Siramiko
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74hc153 and 74hc393 repalcement
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spelter
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0
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423
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February 04, 2011, 10:40:14 PM
by spelter
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74hc153 replacement
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spelter
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0
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429
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February 11, 2011, 08:41:19 AM
by spelter
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74HC192
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kenxken
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5
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317
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December 22, 2010, 05:46:01 PM
by akhen
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74LS266N Open Collector
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geneanthonytarca
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7
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820
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January 05, 2010, 03:38:53 AM
by insomartin
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74LS393 counter
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hughes03
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6
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1054
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January 05, 2010, 06:46:50 PM
by cray23
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8 bit as register with enable?
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e172ece
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3
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493
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June 15, 2010, 07:51:43 PM
by 7_SeVeN_7
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8-bit up down counter from 0-255
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jbuluran02
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13
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2318
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July 12, 2009, 02:06:12 PM
by piona
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9V NiMH battery charging circuit
« 1 2 3 4 »
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iking
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73
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6415
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March 04, 2011, 07:00:22 AM
by macky
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about photo trans...
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dodongkulas
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7
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1252
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March 20, 2009, 02:56:03 PM
by dodongkulas
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about piso register
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eyr
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2
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545
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October 05, 2008, 03:07:45 PM
by Ate Shey
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