DtW
Short term battery backup circuit

Power Electronics About 6 months ago at 02:10 PM

Last message by AnalogKid on October 05, 2023 at 01:10 PM

20 Replies
828 Views
CL
USB controlled feedback vibrator

For Sale / Wanted About 6 months ago at 07:09 PM

Last message by Martaine2005 on September 30, 2023 at 08:09 AM

13 Replies
638 Views
PS
How is IOT different from Embedded Systems?

Microcontrollers, Programming and IoT About 7 years ago at 01:08 PM

Last message by bidrohini on May 02, 2023 at 09:05 AM

15 Replies
2k Views
wounder Is it possible to send AT commend through mobile APP??

Radio and Wireless About 4 years ago at 07:06 AM

Last message by Harald Kapp on March 10, 2023 at 01:03 PM

2 Replies
1k Views
JS
50+ and learning new things

Introductions About a year ago at 01:03 AM

Last message by bidrohini on March 05, 2023 at 08:03 AM

4 Replies
782 Views
AZ
Cell Phone Charger

Power Electronics About a year ago at 06:02 PM

Last message by Harald Kapp on February 15, 2023 at 07:02 AM

2 Replies
710 Views
AR
The 'MAGIC' Hands-Free==>Audio Streaming Box....

Audio About a year ago at 01:02 AM

Last message by kellys_eye on February 07, 2023 at 11:02 AM

2 Replies
337 Views
the great potato sunbeam electric blanket no heat

Troubleshooting and Repair About 7 years ago at 05:12 AM

Last message by TomV on February 05, 2023 at 05:02 PM

69 Replies
44k Views
g
doubt smartphone battery

Power Electronics About a year ago at 12:01 AM

Last message by Harald Kapp on January 23, 2023 at 06:01 AM

11 Replies
812 Views
LZ
Looking for a specific light-activated switch (12V DC)

Sensors and Actuators About a year ago at 06:12 PM

Last message by hevans1944 on December 16, 2022 at 03:12 PM

8 Replies
1k Views
LA
Transformer 115V AC to 960V c.t. @313 Milliamps (Midtown)

For Sale / Wanted About a year ago at 03:09 PM

Last message by derrick12 on October 26, 2022 at 07:10 AM

2 Replies
986 Views
AA
use phone wireless charging reverse as power source

General Electronics Discussion About a year ago at 06:10 AM

Last message by Harald Kapp on October 19, 2022 at 07:10 AM

5 Replies
1k Views
KO
Landline (VOIP) Caller ID

General Electronics Discussion About a year ago at 04:08 PM

Last message by ramussons on August 26, 2022 at 07:08 AM

9 Replies
1k Views
i
How do I make an opamp stereo mixer?

Audio About a year ago at 12:06 PM

Last message by CircutScoper on June 19, 2022 at 10:06 PM

27 Replies
2k Views
b
4g lte frequencies calculated

Radio and Wireless About a year ago at 07:04 PM

Last message by brcisna on April 29, 2022 at 01:04 PM

5 Replies
1k Views
G
How difficult to have a microphone made

Project Construction Technologies About 2 years ago at 04:02 PM

Last message by Georgevan on February 25, 2022 at 05:02 PM

17 Replies
2k Views
SparkyCal A Phoney Question

General Electronics Discussion About 2 years ago at 12:01 AM

Last message by SparkyCal on January 28, 2022 at 01:01 AM

12 Replies
2k Views
kellys_eye Portable Computers

General Electronics Discussion About 2 years ago at 08:01 PM

Last message by kellys_eye on January 07, 2022 at 10:01 AM

6 Replies
1k Views
A
Mobile Phone Detector for GSM, 3G and 4G devices

Radio and Wireless About 2 years ago at 05:11 PM

Last message by bertus on November 17, 2021 at 05:11 PM

1 Replies
937 Views
2 Replies
2k Views