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MCP23S09 Reset Pin question

Digital Design 20 hours ago at 12:11 AM

Last message by Alex1700 on March 23, 2023 at 08:19 PM

13 Replies
62 Views
How's the weather?

Off-Topic 8 years ago at 12:50 PM

Last message by joeyd999 on March 23, 2023 at 08:11 PM

3465 Replies
187944 Views
Convert Square wave to DC continous wave

Analog & Mixed-Signal Design 11 hours ago at 09:04 AM

Last message by crutschow on March 23, 2023 at 08:03 PM

11 Replies
79 Views
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What this circuit

General Electronics Chat 2 hours ago at 05:55 PM

Last message by jafal on March 23, 2023 at 07:34 PM

4 Replies
29 Views
Charlie's Law – Some Good Advice From A Software/Hardware Designer

General Electronics Chat 18 hours ago at 02:00 AM

Last message by nsaspook on March 23, 2023 at 07:23 PM

12 Replies
123 Views
How to get a specific voltage and amperage from lithium batteries?

General Electronics Chat 3 hours ago at 05:15 PM

Last message by joeyd999 on March 23, 2023 at 07:13 PM

5 Replies
24 Views
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Need help making a UPS schematics work as it should.

Power Electronics 6 days ago at 10:13 AM

Last message by MisterBill2 on March 23, 2023 at 07:11 PM

31 Replies
295 Views
Rail to Rail 555

General Electronics Chat 2 days ago at 04:50 PM

Last message by AnalogKid on March 23, 2023 at 07:01 PM

19 Replies
193 Views
15 Replies
141 Views
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CT Energy Harvest circuit

Power Electronics 2 days ago at 12:26 PM

Last message by MisterBill2 on March 23, 2023 at 06:45 PM

10 Replies
110 Views
Flow sensor integration with the Car electronics system

General Electronics Chat 5 hours ago at 02:52 PM

Last message by LowQCab on March 23, 2023 at 06:42 PM

4 Replies
26 Views
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Hysteresis Comparator

General Electronics Chat 6 hours ago at 02:12 PM

Last message by cgha20@yahoo.com on March 23, 2023 at 06:36 PM

3 Replies
31 Views
2 ESP32's GPIOs to same header pins isolation

General Electronics Chat 23 hours ago at 08:54 PM

Last message by ElectricSpidey on March 23, 2023 at 06:33 PM

9 Replies
87 Views
Vintage operation amplifier

IC Design 2 hours ago at 06:11 PM

Last message by crutschow on March 23, 2023 at 06:30 PM

1 Replies
20 Views
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Battery level sensing for ESP32

Power Electronics About 2 hours ago at 06:28 PM

Last message by trav333 on March 23, 2023 at 06:28 PM

0 Replies
13 Views
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Inverter Circuit

Power Electronics 3 days ago at 03:34 AM

Last message by bassbindevil on March 23, 2023 at 06:11 PM

18 Replies
181 Views
More noise on a perfboard than a breadboard?

General Electronics Chat One day ago at 02:27 PM

Last message by LowQCab on March 23, 2023 at 06:04 PM

5 Replies
87 Views
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Newbie - Using a 7404 NOT Hex Inverter to get a frequency wave 1Khz.

Digital Design 2 days ago at 09:53 AM

Last message by anglerfish27 on March 23, 2023 at 05:46 PM

46 Replies
568 Views
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Help to confirm battery charger schematic TP5100

Power Electronics One day ago at 04:17 PM

Last message by trav333 on March 23, 2023 at 05:41 PM

5 Replies
66 Views
Extend Frequency Range of 4.5hz Geophone

Sensor Design & Implementation 4 days ago at 03:33 PM

Last message by joeyd999 on March 23, 2023 at 05:40 PM

32 Replies
351 Views