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145 Schematics on this website


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1Frequency counterscheme_v03.gif2092009-01-09
2DCF77 superhet receiver IF=455kHzdcf77_rcvr_scheme.gif1802018-05-15
3DCF77 transistor amplifierdcf77_transistorscheme.gif1382020-05-16
4Rectangle generator m8rechteckgen_scheme_v1_m8.gif1342006-05-20
5DCF77 transistor amplifierdcf77_amrectifier_scheme.gif1272020-05-13
6DCF77 transistor amplifierdcf77_trans_rect_scheme.gif1262020-05-06
7DCF77 resonance with ribbon cable antennasdcf77_loop_testoscillator_schematic.gif1222021-05-16
8DCF77 resonance with ribbon cable antennasdcf77_resonance_OpAmpAmp_schematic.gif1212021-05-13
9DCF77 resonance with ribbon cable antennasdcf77_resonance_transistoramp_schematic.gif1212021-05-13
10Signal generator M16signalgenerator_m16_scheme.gif1042018-09-21
11DCF77 cross antennadcf77_rcvr_crossantennaschematic.gif1012019-05-26
12DCF77 TCA440 direct amplifierdcf77_direct_tca440_schematic.gif942019-05-24
13Timerstimers_duoled_schematic.gif852022-08-15
14Timerstimers_crystal_schematic.gif852022-08-16
15Timerstimers_duoled-twice_schematic.gif832022-08-18
16Timerstimers_long-time_schematic.gif832022-08-22
17Timerstimers_tin_schematic.gif832022-08-22
1812 Infrared transmitter/receiverIR-Rx_Scheme_1.gif812017-02-18
1912 Infrared transmitter/receiverIR-Rx_Scheme_2.gif792017-02-18
2012 Infrared transmitter/receiverIR-Rx_Scheme_tn24.gif782017-02-22
21Sine wave generator with tn45 and PWMsine_tn45_functionschem.gif682023-05-03
22Sine wave generator with tn45 and PWMsine_tn45_schematic.gif672023-04-30
23Sine wave generator with tn45 and PWMsine_tn45_capctrl_schematic.gif672023-04-26
24ATtiny with xtal and dividertinyxtal_schematic.gif662019-04-25
25A long time timer with tn13longtimer_tn13_schematic.gif662021-03-17
26Sine wave generator with tn45 and PWMsine_tn25_capctrl_schematic.gif662023-04-27
27Keys and switches on ADCschematic_window.gif632018-06-27
28Stopwatch m8stopwatch_m8_scheme.gif592018-07-29
29DCF77 superhet IF=32kHzdcf77_super_schematic_filterpassband.gif592019-05-16
30DCF77 superhet IF=32kHzdcf77_super_schematic.gif582023-11-27
31Accessing port registersaddressing_circular32_schematic.gif572021-09-16
3211 EEPROM accessEEPROM_Scheme.gif562017-02-15
33ATtiny24/44/84 experimental board with LCDtn24_lcd_scheme.gif522023-04-13
DCF77 sync receiver LCD with tn24
34DCF77 receiver with a regulated OpAmpdcf77_opampreg_schematic.gif502021-01-12
3510 LCD displayLCD-Display_Scheme_2.gif482017-02-10
36Stepper motor controller ATtiny2428BYJ-48_schematic.gif462018-03-15
3710 LCD displayLCD-Display_Scheme_1.gif462017-02-11
38DCF77 controller ATtiny45dcf77_controller_tn45_schematic.gif392020-06-27
39Stopwatch m8stopwatch_m8_displayscheme.gif382018-07-29
407 Key interruptKey_Duoled_scheme.gif372017-01-20
41UV exposure deviceuv_scheme_proc.gif362010-06-08
42Stepper motor controller ATtiny24stepper_tn24_schematic.gif362018-03-15
43Level meterLevelmeter_tn24_scheme_1V1.gif332017-03-26
44Sine generator with ATtiny24sinegenerator_tn24_schematic.gif322020-08-07
45UV exposure deviceuv_scheme_light.gif312010-02-06
46Magic circle tn2313Power_supply_3V3_Schematic.gif312017-08-12
47Audio-visual continuity-checker tn25continuity-checker_tn25_schematic.gif312023-09-05
48UV exposure devicepower_supply_schematic.gif302019-09-26
49Level meterLevelmeter_tn24_scheme_5V.gif302017-03-26
50Magic circle tn2313Schematic.gif302017-08-12
51DCF77 crystal oscillator tn25dcf77_xtaloscillator_tn25_schematic.gif302020-05-23
52Thermometer with PT100 sensor on a TN24-LCD modulethermometer_pt100_simple_schematic.gif302023-04-16
5314 Voltage/current/temperature meter14_U-I-Meter_Scheme.gif302017-02-25
54Audio sensor tn45followme_tn45_scheme.gif292018-04-04
55Spotlight with tn13spotlight_schematic.gif292018-10-20
56DCF77 crystal oscillator tn25dcf77_oscillator_tn25_schematic.gif292020-05-23
57Thermometer with PT100 sensor on a TN24-LCD modulethermometer_pt100_schematic.gif292023-04-13
58kWh-logger with 433MHz-TX/RXkWh-meter_433MHz_tx_tn85_schematic.gif292023-07-29
59DCF77 signal analysis tn24dcfsigana_tn24_schematic5V.gif282019-03-12
60kWh-logger with 433MHz-TX/RXkWh-meter_433MHz_fotodetector_schematic.gif282023-07-29
61Second, minute and hour pulses from a crystalsecond_xtal_cmosclock_schematic.gif272022-04-18
62DCF77 signal analysis tn24dcfsigana_tn24_schematic3V3.gif272019-03-12
63RGB Egg timer m8515eggtimer_rgb_m8515_scheme.gif272019-12-11
64Signal spectrum analyzer with ATtiny2313spectrum_tn2313_schematic.gif272023-07-31
65kWh-logger with 433MHz-TX/RXkWh-meter_433MHz_rx_tn2313_schematic.gif272023-08-05
66Hysteresis on AVR input pinshysteresis_tn24_schematic.gif262021-12-05
67Hardware of the tickerticker16-8_tn24-1_schematic.gif262022-03-05
68Hardware of the tickerticker16-8_m48_schematic.gif252022-03-05
6913 Frequency/inductivity meter13_F-L-Meter_Scheme.gif252017-02-25
70Sine generator with ATmega324sinegenerator_variable_m324pa_schematic.gif242020-07-31
71IR Receiver tn13schematic.gif242011-01-22
72RGB BCD watch with m16rgb_bcdwatch_m16_controllerschematic.gif242019-03-05
73Hardware of the tickerticker16-8_tn24-2_schematic.gif242022-03-05
74IR Transmitter variable frequencyir-tx-var_tn25_schematic.gif232023-03-09
75IR Transmitter variable frequencyir-tx-var_tn24_schematic.gif232023-03-10
76Spotlight with tn13spotlight_tn13_lin_schematic.gif232018-11-01
77DCF77 LC-VCO oscillator tn25dcf77_lcosc_scheme.gif232020-05-17
78RC filter for sine generatorsrc-filter-4051_rc2_schematic.gif222020-08-08
79DCF77 crystal oscillator superhet IF=455kHzdcf77_xtaloscillator_schematic.gif222020-06-05
80Another long time timer with tn25longtimer_tn25_schematic.gif222021-03-30
81Hardware of the tickerticker16-8_m324_schematic.gif222022-03-05
82Binary watch with m8Binary_watch_schematic.gif212017-05-01
83Binary watch with m8Binary_watch_supply_schematic.gif212017-05-01
84Servomotor controller ATtiny24gate_tn24_schematic.gif212018-03-21
85RGB BCD watch with m16rgb_bcdwatch_m16_displayschematic.gif212019-03-05
86DCF77 LC-VCO oscillator tn25dcf77_lcosc_tn25_schematic.gif212020-05-17
87DCF77 AM rectifier tn25dcf77_am_rect_tn25_scheme.gif212020-05-05
88DCF77 Controller plus LCD and RS232 m324dcf77_opampreg_lcd_m324_schematic.gif212021-02-12
89Clock60+4 with ATmega48clock60-4_m48_lowcurr_small_schematic.gif212022-01-13
90Multitimer tn24multitimer_scheme.gif202018-08-16
91DCF77-sync alarm clock with m16dcf77_m16_scheme.gif202018-06-07
92DCF77 controller ATtiny25dcf77_controller_tn25_ctrl_schematic.gif192021-04-24
93DCF77 sync receiver and clock m48dcf77_sync_m48_schematic.gif192021-04-24
94Thermometer with Infrared-over-serial interfacethermometer_tn45_ir_thermosensor-outdoor_schematic.gif192023-03-19
95Thermometer with Infrared-over-serial interfacethermometer_tn45_ir_thermosensor-indoor_schematic.gif192023-03-20
968-bit gamut tones with an xtal tn25xtal-tones_tn25_schematic.gif182023-01-06
97Thermometer with Infrared-over-serial interfacethermometer_tn45_ir_converter-supply_schematic.gif182023-03-20
98RGB BCD watch with m16rgb_bcdwatch_m16_powersupplyschematic.gif172019-03-05
99Versatile 16-stage xtal divider with tn25xtaldiv_tn25_middlepot_schematic.gif172022-12-17
100Thermometer with Infrared-over-serial interfacethermometer_tn45_ir_converter_schematic.gif172023-03-21
101Experimental board with ATmega324PA and LCDm324pa_lcd_schematic.gif172023-05-08
102IR-controlled steppersir-steppermotor_schematic.gif162022-10-06
103Double dice tn24dice2_tn24_schematic.gif162017-12-21
104Large watch with m48largewatch_m48_schematic.gif162019-03-05
105DCF77 alarmclock with m324padcf77_alarmclock_m324pa_schematic.gif162020-07-14
106Very large 7-segment clockvery-large-clock_controller_schematic.gif162023-08-21
107Very large 7-segment clockvery-large-clock_power-supply-25VA_schematic.gif162023-08-21
108IR-controlled steppersir-stepper_controller_schematic.gif152020-11-14
109Large watch with m48largewatch_m48_supplyschematic.gif152019-03-02
110An egg timer with an m8 and a speakereggtimer_m8_schematic.gif152021-07-23
111Clock60+4 with ATmega48clock60-4_m48_elevcurr_small_schematic.gif152022-01-13
112Very large 7-segment clockvery-large-clock_schematic.gif152023-09-09
113A LED scanner with RS232 interfaceled-scan_schematic.gif152023-11-06
114Very large 7-segment clockvery-large-clock_latch-cathode_schematic.gif142023-08-21
115Very large 7-segment clockvery-large-clock_display-separate_schematic.gif142023-08-21
116Versatile 16-stage xtal divider with tn25xtaldiv_tn25_mp_schematic.gif132022-12-17
117Egg-timer with 10 LEDs and melodieseggtimer_tn24_v2_schematic.gif132022-11-11
118Thermometer with an ATtiny24 and LCDthermometer_tn24_schematic.gif132023-02-02
119Dice with m16dice_m16_scheme.gif122017-02-02
120Forw/Backw and Right/Left key matrixres-fb-rl_scheme.gif122020-11-09
121Circular LED with 32 LEDs and m324pacircular-led_m324pa_powersupply-4led-schematic.gif122021-11-05
122Power supply scanner RS232/LCDpowerscanner_serial_schematic.gif122023-06-06
123Stopwatch tn24stopwatch_tn24_scheme.gif112018-08-07
124Circular LED with 32 LEDs and m324pacircular-led_m324pa_powersupply-200mA-schematic.gif112021-11-05
12510min-down-counter m324padown-counter_m324pa_schematic.gif112023-11-30
12610min-down-counter m324padown-counter_m324pa_powersupply_schematic.gif112023-11-15
127Akkuloadswitch_schem.gif102007-08-26
128Text ticker with m16ticker_m16_scheme.gif102017-08-01
129DCF77 async receiver 7-seg for regulated OpAmp m324dcf77_async_m324_schematic.gif102021-02-01
130Circular LED with 32 LEDs and m324pacircular-led_m324pa_schematic.gif102021-10-23
131Booster for the tickerticker16-8_booster_schematic.gif102022-03-10
132Booster for the tickerticker16-8_booster-powersupply_schematic.gif102022-03-14
133Power supply scanner RS232/LCDpowerscanner_rc-filter1_schematic.gif102022-06-27
134Power supply scanner RS232/LCDpowerscanner_powersupply_schematic.gif102023-06-06
13516-bit gamut tones with an xtal tn24xtal-tones_tn24_schematic.gif92023-01-14
136Power supply scanner RS232/LCDpowerscanner_m324_schematic.gif92023-06-06
137Power supply scanner RS232/LCDpowerscanner_supply1_schematic.gif92023-06-06
138Power supply scanner RS232/LCDpowerscanner_m48_schematic.gif82023-06-06
139Power supply scanner RS232/LCDpowerscanner_rc-filter3_schematic.gif82022-06-27
140Power supply scanner RS232/LCDpowerscanner_supply2_schematic.gif82023-06-06
141Error pagesuv_scheme_proc.gif82010-06-08
142Power supply for the tickerticker16-8_powersupply_schematic.gif72022-03-05
143DCF77 async receiver LCD with m48dcf77_async_m48_schematic.gif42021-02-01
144Clock60+4 with ATmega48clock60-4_m48_lowcurr_schematic.gif22022-01-13
145Clock60+4 with ATmega48clock60-4_m48_elevcurr_schematic.gif22022-01-13


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