![amplifier - Summing stereo to mono without high frequency distortion - Electrical Engineering Stack Exchange amplifier - Summing stereo to mono without high frequency distortion - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/TGOTn.jpg)
amplifier - Summing stereo to mono without high frequency distortion - Electrical Engineering Stack Exchange
![Amazon.com: 6 Ft Castline Gold 3.5mm TRS to 1/4" TS Mogami 2549 Stereo to Mono Summing Cable with Resistors : Musical Instruments Amazon.com: 6 Ft Castline Gold 3.5mm TRS to 1/4" TS Mogami 2549 Stereo to Mono Summing Cable with Resistors : Musical Instruments](https://m.media-amazon.com/images/I/41pFtJk+SFL.jpg)
Amazon.com: 6 Ft Castline Gold 3.5mm TRS to 1/4" TS Mogami 2549 Stereo to Mono Summing Cable with Resistors : Musical Instruments
Sescom SES-LSUMTS iPod/iPad Summing Cable Dual 1/4 TS Mono Male to 3.5mm TRRS Male for Apple Lightning Adapter - 3 Foot
![Amazon.com: 6 Ft Castline Gold 3.5mm TRS to 1/4" TS Mogami 2549 Stereo to Mono Summing Cable with Resistors : Musical Instruments Amazon.com: 6 Ft Castline Gold 3.5mm TRS to 1/4" TS Mogami 2549 Stereo to Mono Summing Cable with Resistors : Musical Instruments](https://m.media-amazon.com/images/I/618gRUmtg3L._AC_UF894,1000_QL80_.jpg)
Amazon.com: 6 Ft Castline Gold 3.5mm TRS to 1/4" TS Mogami 2549 Stereo to Mono Summing Cable with Resistors : Musical Instruments
![Why are two 1 kΩ resistors used for this additive stereo to mono conversion? (For audio inputs to an amplifier) - Electrical Engineering Stack Exchange Why are two 1 kΩ resistors used for this additive stereo to mono conversion? (For audio inputs to an amplifier) - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/0RFbQ.gif)