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PTT Control From Receiver Audio | Amplifier | Rectifier
https://www.scribd.com/document/267449/PTT-Control-From-Receiver-Audio
clip the incoming audio noise signal. This signal goes to Ulc, which serves in a dual capacity. This op amp first functions as a precision rectifier, producing a DC …
Folkscanomy Electronics Articles: PTT Control From ...
https://archive.org/details/fea_PTT_Control_From_Receiver_Audio
fea_PTT_Control_From_Receiver_Audio Identifier-ark ark:/13960/t7fr2fs8n Ocr ABBYY FineReader 9.0 Ppi 300 Scanner Internet Archive Python library 0.5.0. plus-circle Add Review. comment. Reviews There are no reviews yet. Be the first one …
Homebrew PTT Controller from Receiver Audio - Radioaficion
https://radioaficion.com/mods/homebrew-ptt-controller-from-receiver-audio/
Homebrew PTT Controller from Receiver Audio. 10 marzo ... You needed to key a transmitter when a signal came into your receiver, but there was no way that you were going to risk voiding the warranty on your new radio. Years …
Understanding Single Line PTT and Microphone Audio
https://www.neatcircuits.com/understanding_single_line_ptt.htm
Audio/control, and ground (and optional speaker). As you can see, when the PTT button is pressed, a circuit is completed and the audio/control line voltage between R1 and R2 drops from the power supply level to a voltage of approximately 2 to 5 volts. The transistor Q1 senses this drop, switches on, and activates the
Feedback card PTT Control from Receiver Audio
http://qrqcwnet.ning.com/forum/attachment/download?id=1993813%3AUploadedFi58%3A3268
PTT Control from Receiver Audio Here's an easy way to key a transmitter for remote or repeater operation. Doesneededthistoscenariokey a transmittersound familiar?when a signalYou came into your receiver, but there was no way you were going to risk voiding the warranty on your new radio. That very problem has canceled many a project.
by Rola11d Burgan KBBXI - N5DUX homepage
http://n5dux.com/ham/files/pdf/PTT%20Control%20From%20Receiver%20Audio.pdf
Audio Option For cofi',renit;nce, I have included a trans-mit audio feed as an option. The variable re-sister, R2. allows the user to set the receiver volume control to some easily remembered preset point. Then adjust R2 for the required transmit 5 kHz maximum deviation. The 1 00 oF capacitor acts as RF bypass, while j~3
Connecting a Transceiver - Introducing EchoLink
http://www.synergenics.com/sc/help/connxcvr.htm
The three connections should be made as follows: Transceiver to Sound Card (Receive Audio) Sound Card to Transceiver (Transmit Audio) COM Port to Transceiver (PTT Control) Receiver to COM Port (Carrier Detect; optional) These connections are described in detail below. Transceiver to Sound Card (Receive Audio)
Receivers - AudioControl
https://www.audiocontrol.com/home-audio/receivers/
receivers A Home Theater receiver is the heart of a home theater system and provides most, if not all, the inputs and outputs that connect everything, including your sources and video displays. AudioControl home theater receivers provide both the brains and brawn desired by performance oriented home theater enthusiasts.
Audio Control Unit ACU6100 - Becker Avionics
https://www.becker-avionics.com/wp-content/uploads/2017/08/ACU6100_OI.pdf
3.12 Special Version Audio Control Unit ACU6100X--(XXX0) Intercom /PTT Switch on ACU 25 3.13 Special Version Audio Control Unit ACU6100-X-(X9X) (RX Version) 26 3.14 Selection of Relay Mode 27 3.15 Special Version Audio Control Unit ACU6100-X-(XXX5) Fixed Wing Version 28 Section 4 List of Abbreviations 29 Fault description 30
Modifying the StarTech CM108 based USB Audio adapter for ...
https://www.repeater-builder.com/projects/fob/startech-fob.html
The instructions provided here will help with the modification of this device to bring out PTT, Main and Aux TX Audio, Receiver audio with variable input control, and diode protected COS and CTCSS (PL) hardware inputs. The construction practice I chose makes use of a square piece of unetched printed circuit board. I made "islands" from 1/4" pieces
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