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BTSC Stereo Audio for Analog TV | TV Tech
https://www.tvtechnology.com/miscellaneous/btsc-stereo-audio-for-analog-tv
Similar to the FM stereo system used in radio, the BTSC system uses a matrix to create sum and difference versions of the two audio channels, rather than transmitting the Left and Right channels discretely. The channels are added and subtracted to produce two new signals, L+R and L-R.
THAT Corporation Digital BTSC Audio System Encoder
http://www.thatcorp.com/datashts/dbasdata.pdf
The core of the THAT Digi tal BTSC Audio Sys- tem Encoder is a Mo torola 56002 DSP run ning at 66 MHz. This DSP pro vides com plete BTSC base - band sig nal proc ess ing in clud ing the ma trix function, sum- channel and difference- channel proc ess ing (in clud ing dbx- TV Noise Re duc tion en cod ing), and low- pass fil ter ing. A sepa rate
When NTSC is Shut off, BTSC Will be, too | TV Tech
https://www.tvtechnology.com/opinions/when-ntsc-is-shut-off-btsc-will-be-too
The BTSC system, as developed in the United States, incorporated several clever technological innovations. It is a system that, like FM stereo, uses a stereo pilot and an amplitude modulated L–R difference subchannel that modulates …
BTSC Stereo Encoder
https://nsccom.com/content/prod_lit/picomacom/PM-SE.pdf
BTSC Stereo Encoder. PM-SE. High quality, low noise MTS/BTSC stereo encoder is compatible with most commer- cially available modulators Baseband audio inputs into BTSC stereo format audio out- put for simple installation Video loop synchronization locks audio to video frame rate, reducing delay associated with other encoder types Mini-chassis version (MPC-SE) also …
BTSC STEREO: Aural Proof of Perkirmance Guide
https://worldradiohistory.com/Archive-Catalogs/Miscellaneous-Manufacturers/TFT-TV-Aural-PoP-Guide-1986.pdf
The BTSC System uses a pilot aural subcarrier at 15,734 Hz. The pilot allows receivers to recognize that transmissions are in stereo and to switch into the stereophonic reception mode. To ensure compatibility and to prevent BTSC type re-ceivers from falsely detecting other stereo formats, FCC Rule 73.682(c)(3) restricts emissions at 15,734 Hz by other TV broadcasters not …
FMR534S BTSC Decoder for Digital trasmission of TV Stereo ...
https://www.fmsystems-inc.com/btsc-decoder/
PHONE: 800-235-6960FAX: 714-979-0913. WEBSITE: WWW.FMSYSTEMS-INC.COM. BTSC DECODER FOR DIGITAL TRANSMISSION OF TV STEREO. The latest product by FM SYSTEMS, INC., the FMR534S BTSC Stereo Decoder, converts stereo TV sound at 4.5 MHz to Left and Right audio channels so that digital transmission systems can transmit BTSC stereo encoded sound.
AES E-Library - Audio Engineering Society
https://www.aes.org/e-lib/browse.cfm?elib=5250
The BTSC system provides for compatible simultaneous TV broadcasts of A monophonic signal L+R (not companded) A stereo difference signal L-R (companded) A second audio program (SAP) signal (companded) A nonpublic (professional) signal, In 1986 January over 200 television stations were equipped for BTSC-MTS broadcasting [9], covering over 70% of the market.
LEAMING INDUSTRIES MTS-5 BTSC STEREO …
http://www.leaming.com/ibooks/mts-5%20ib.pdf
audio in BTSC stereo format, and optionally, also in SAP (Second-Audio-Program) format. The MTS-5 generates the U.S. broadcast-standard BTSC format, including dbx companding. Left and Right baseband audio inputs are processed into a composite multiplex stereo signal. This signal is available from the MTS -5 both at baseband and on a 4.5 MHz carrier.
I2C-bus controlled BTSC stereo/SAP decoder
https://www.nxp.com/docs/en/data-sheet/TDA9850.pdf
I2C-bus controlled BTSC stereo/SAP decoder TDA9850 FEATURES •Quasi alignment-free application due to automatic adjustment of channel separation via I2C-bus •Dbx noise reduction circuit •Dbx decoded stereo, Second Audio Program (SAP) or mono selectable at the AF outputs •Additional SAP output without dbx, including de-emphasis
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