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Telephone Audio Interfaces | B&H Photo Video
https://www.bhphotovideo.com/c/buy/Telephone-Audio-Interfaces/ci/8815
JK Audio RA4 - Rackmount Adapter for Telephone Interfaces. B&H # JKRA4 MFR # RA4. $6149. Add to Cart. Add to Wish List. Special Order. Expected availability: 7-14 business days. Free Standard Shipping.
Add an audio input to Android | TechRadar
https://www.techradar.com/news/phone-and-communications/mobile-phones/add-an-audio-input-to-android-1189160
Plug in the cables, switch your phone to Audalyzer and you should get an audio level reading of about -60dB or so. This is what's called the noise floor of …
Amazon.com : JK Audio That-1 Telephone Handset Audio …
https://www.amazon.com/JK-Audio-THAT-1-Telephone-Handset/dp/B003D82WHK
Simply unplug the handset coily cord from the base of your telephone and plug it directly into the THAT-1. Then, using the supplied cable, connect the THAT-1 back to the telephone. Now connect your audio equipment or powered speaker using the RCA jacks.
Audio input to android smartphone through headphone …
https://stackoverflow.com/questions/19102607/audio-input-to-android-smartphone-through-headphone-jack
1) The square card reader works by sending its information through the headphone jack, so it can handle information input. https://squareup.com/reader. 2) In order to get the audio from the player to the phone, I will be using a normal aux-aux cable, similar to those used connecting a music player to speakers.
Telephone Interface - Biamp
https://tesira-help.biamp.com/Component_Objects/Audio/Input_Output/Telephone_Interface.htm
The TI Receive block is an input for received audio coming into the system via the telephone line.
Properly Interfacing Audio And POTS (Plain Old …
https://www.prosoundweb.com/properly-interfacing-audio-and-pots-plain-old-telephone-service/
Analog Telephone Overview An analog telephone line, at its simplest, is nothing more than a 600-ohm balanced line. One pair of wires carries duplex (see Note 1 directly below) audio and 48 VDC for telephone operation. The 48 VDC is current limited by series resistors (one in each leg), therefore phones “on-hook” (no current drawn) typically measure 48 VDC, while …
Mic-Line - Line-Level Audio Input Adapter for iPhone ...
https://www.headsetbuddy.com/mic-line-line-level-audio-input-adapter-for-iphone-smartphones/
How it Works: From the line out of your audio source, plug in the cable required ex. (XLR male to 3.5mm TRS male). Insert the male 3.5mm (1/8 in.) TRS plug into the female end of the Mic-Line (Blue Line In). Plug the male TRRS end of the Mic-Line into your phone, laptop, etc.*.
Telephone interfacing circuits - Audio | Video | Circuits
https://www.epanorama.net/circuits/teleinterface.html
R1, R2 and R3 make together a voltage division network which will attenuate the audio signal coming from telephone line to the desired signal output level. The circuit should be connected to differential audio input. If the circuit is connected to single-ended input the circuit works worse and gets easily all kinds of interference.
audio - Is there any way to feed a signal (line-in) into a ...
https://electronics.stackexchange.com/questions/20731/is-there-any-way-to-feed-a-signal-line-in-into-a-mobile-phone
The microphone input is meant to connect to an electret mic with a circuit like this: The bias voltage, resistor, and DC-blocking capacitor are all inside the phone. So just connecting a signal source like a computer's sound card to the microphone input (with ground to …
Output computer audio (3.5mm jack) to landline telephone ...
https://forums.tomsguide.com/threads/output-computer-audio-3-5mm-jack-to-landline-telephone-rj11.333527/
What you need is something like this: http /m.dhgate.com/product/center-rj11-telephone-headset-adapter-converter/165087751.html. It turns your PC headset (or speakers & microphone) into phone...
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