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SPEECH-EVM Texas Instruments General Purpose Evaluation module visit Texas Instruments
MSP50P52N Texas Instruments MSP50P52 Speech Processor visit Texas Instruments
TMS50C20N2L Texas Instruments TMS50C20 Speech Synthesizer visit Texas Instruments
MSP53C392N Texas Instruments SPEECH SYNTHESIZER, PDIP16, PLASTIC, DIP-16 visit Texas Instruments
MSP50C604PM Texas Instruments SPEECH SYNTHESIZER, PQFP64, PLASTIC, QFP-64 visit Texas Instruments
MSP53C391N Texas Instruments SPEECH SYNTHESIZER, PDIP16, PLASTIC, DIP-16 visit Texas Instruments

speech scrambler

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speech scrambler

Abstract: MB86466 DATA S H E E T FUJITSU MB86466 2400 BPS M SK MODEM WITH BASEBAND FIL TER AND SPEECH SCRAMBLER _ BUILT-IN SPEECH SCRAMBLER FOR CO RD LESS PHONE The Fujitsu MB86466 2400 bps MSK modem contains a baseband fitter for cordless telephones and a speech scrambler. The baseband filter constitutes a S C F , scrambler Permits external control of the transmission speech limiter level. Permits transmission and , input at pin D,Ncan bypass the scrambler circuit or mute the speech output. (3) Limiter circuit
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speech scrambler operation limiter circuit in basic vm demodulation VUM 33-05 37M17S

speech scrambler

Abstract: MB86468 Filter for Analog Cordless Telephone With Compandor, 2400 Bps MSK Modem, Speech Scrambler 48 , shift keying (MSK) modem, speech scrambler, and compandor for cordless telephones. The MSK modem , , compressor, speech scrambler, mute function, limiter, and splatter filter. The receiver consists of a receiving amplifier, expander, speech scrambler, and a mute function. Both the transmitter and receiver use , speech scrambler ­ Transmitter with limiter: Externally-controllable limiter level Limiter
Fujitsu
Original
MB86468 time division speech scrambler wiretap FPT-48P-M02 MB86467 WV0088-934W1

speech scrambler

Abstract: MB86467 Filter for Analog Cordless Telephone With Compandor, 1200 Bps MSK Modem, Speech Scrambler The MB86467 , , compressor, speech scrambler, mute function, limiter, and splatter filter. The receiver consists of a receiving amplifier, expander, speech scrambler, and a mute function. Both the transmitter and receiver use , Pre-filter 1 Speech scrambler BP F1 LPF1 fC = 3kH- (46 ) (45) (44 ) SW0 0 0 , 1 Descrambler AMP3 (13 ) ­ + SW1 0 Prefilter 2 Speech scrambler BP F2 1
Fujitsu
Original
Cordless Telephone Scrambler 570 compandor
Abstract: 1200 BPS MSK MODEM WITH BASEBAND FILTER AND SPEECH SCRAMBLER BUILT-IN SPEECH SCRAMBLER FOR CORDLESS , Built-in frequency inversion type speech scrambler - Permits external control of the transmissions , scrambled speech signal. The serial signal input at pin Din can bypass the scrambler circuit or mute the , input into the scrambler circuit passes through LPF4 and is output as an ordinary speech signal. The , built-in speech scramblers. The baseband filter constitutes an SCF splatter filter with built-in -
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MB86465A 6864MH 456MH 37MT75 GD1D4214 374T75

speech scrambler

Abstract: Cordless Telephone Scrambler SPEECH SCRAMBLER BUILT-IN SPEECH SCRAMBLER FOR CORDLESS PHONE The Fujitsu MB86465A 1200 bps MSK modem contains a baseband filter for cordless telephones with built-in speech scramblers. The baseband filter , frequency inversion type speech scrambler ­ Permits external control of the transmissions speech limiter , band control, the speech signal is output to the external compressor from pin AFIN2. (2) Scrambler , can bypass the scrambler circuit or mute the speech output. (3) Limiter circuit ­ Output from the
Fujitsu
Original
Analog Voice scrambler i/o expander fujitsu x band amplifiers Scrambler inversion 50Hz sine wave filter circuit MB86465 FPT-44P-M01 KV0019 921J1

speech scrambler

Abstract: time division speech scrambler AND SPEECH SCRAMBLER BUILT-IN SPEECH SCRAMBLER FOR CORDLESS PHONE The Fujitsu MB86465A 1200 bps MSK modem contains a baseband filter for cordless telephones with built-in speech scramblers. The baseband , frequency inversion type speech scrambler Permits external control of the transmissions speech limiter level , speech signal is output to the external compressor from pin AF|N2. (2) Scrambler circuit - The output , , frequency-inverting acoustic scrambler, a limiter, and a mute circuit. The MSK modem comm unicates at a speed of 1200
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Oscillator 3.6864MHz 3456MHz KV0019-921J1

wiretap

Abstract: TELEPHONE Audio Filter for Analog Cordless Telephone With Compandor, 1200 Bps MSK Modem, Speech Scrambler , , speech scrambler, and compandor for cordless telephones. The MSK modem incorporates a frame-signal detection function. The transmitter consists of a transmitting amplifier, compressor, speech scrambler, mute function, limiter, and splatter filter. The receiver consists of a receiving amplifier, expander, speech , logarithm I/O expansion ratio of 2 algorithm - Built-in speech scrambler - Transmitter with limiter
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374T7S 374R75 001D45A 37HT7S DD104 48-LEAD

MB86467

Abstract: wiretap TELEPHONE Audio Filter for Analog Cordless Telephone With Compandor, 1200 Bps MSK Modem, Speech Scrambler , , speech scrambler, and compandor for cordless telephones. The MSK modem incorporates a frame-signal detection function. The transmitter consists of a transmitting amplifier, compressor, speech scrambler, mute function, limiter, and splatter filter. The receiver consists of a receiving amplifier, expander, speech , logarithm I/O expansion ratio of 2 algorithm - Built-in speech scrambler - Transmitter with limiter
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V0088-934W

speech scrambler

Abstract: COM9046 STANDARD MICROSYSTEMS CORPORATION, COM9046 PRELIMINARY Single Side Band Speech Scrambler FEATURES PIN CONFIGURATION ⡠Speech Scrambling/Descrambling ⡠High Dynamic Range ⡠Low Voltage , monolithic integrated circuit containing a voice scrambler, a descrambler and a crystal oscillator. It is designed to provide speech communication equipment with a privacy feature. The COM9046 is also designed to , of the COM9046 make it ideal for use in portable equipment. Two identical speech channels are
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crystal 3.58MHZ oscillator 3 pin figure Voice Audio Descrambler block diagrams of speech signal processing VOICE SCRAMBLER COM9Q46

VOICE SCRAMBLER

Abstract: COM9046 STANDARD MICROSYSTEMS CORPORATION, COM9046 PRELIMINARY Single Side Band Speech Scrambler FEATURES â¡ Speech Scrambling/Descrambling â¡ High Dynamic Range â¡ Low Voltage Operation â¡ Low Power Consumption , DESCRIPTION The COM9046 is a monolithic integrated circuit containing a voice scrambler, a descrambler and a crystal oscillator. It is designed to provide speech communication equipment with a privacy feature. The , identical speech channels are contained in the COM9Q46 for full duplex operation. Either channel is capa
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crystal 3.58MHZ oscillator

Compressor de audio circuit

Abstract: speech scrambler Audio Filter for Analog Cordless Telephone With Compandor, 2400 Bps MSK Modem, Speech Scrambler The MB86467 is a single-chip voice filter which contains a 2400-bps minimum shift keying (MSK) modem, speech scrambler, and compandor for cordless telephones. The MSK modem incorporates a frame-signal detection function. The transmitter consists of a transmitting amplifier, compressor, speech scrambler, mute , logarithm I/O expansion ratio of 2 algorithm - Built-in speech scrambler - Transmitter with limiter
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Compressor de audio circuit F48002S-9C

IC MC14011

Abstract: MC14011 BAND I/P2 Frequency Domain Speech Scrambler Fixed Code Scrambler Rolling Code Scrambler # For , frequency domain speech scrambler, the device may be used as a scrambler (transmitter) or de-scrambler , intended for use in speech scrambling applications. The FX204 uses switched capacitor filters to split the , code speech scramblers. All filter cut-off frequencies and inversion carriers are derived from a single , scrambler, prior to transmission channel, 3. W ith input to scrambler ac short circuited. 4. Split p o in t
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IC MC14011 MC14011 MC14013 IC MC14023 IC MC14011 application notes MCI4093 D/204/6 3400H 3000H FX204J FX204LH FX204J/LH

speech scrambler

Abstract: IC MC14011 -Lead Package Single 5 Volt Supply Frequency Domain Speech Scrambler Fixed Code Scrambler Rolling Code Scrambler For Cellular Telephones Mobile Radio Cordless Telephones HIGH BAND 0/P 11 HIGH BAND I/P2 I , application of the FX204 VSB Frequency Inverter is that of a frequency domain speech scrambler, the device may , Codes Codes "Tx SCRAMBLER PTT RELEASED SCRAMBLER 'A' HIGH BAND O/P (Tx) t I TONE SECURE SPEECH SECURE SPEECH I SECURE SPEECH I TONE TONE I SECURE SPEECH TONE I SCRAMBLER 'B' COUNTER (Rx
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MC14046 application MC14068 mc14093 MC14046 schematic diagram ac inverter Scrambler 3003400H 3086H

fb 4310 z

Abstract: MX204J 3816 3787 3731 SPEECH SCRAMBLER APPLICATION The MX204 may be used as a variable split band scrambler (transmitter) or a descrambler (receiver). A transmission channel of 300 to 3400 Hz is required , intended for speech scrambling applica tions. Switched capacitor filters are used to divide the voice , can be used as a fixed two-band inver sion scrambler or as a rolling code scrambler. The roll ing code , nization information is transmitted with the scrambled speech to permit accurate descrambling. This synchro
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MX204J fb 4310 z FB 10100 FCT frequency inverter power inverter schematic diagram MX204P MX204LH 2700H

CCITT FILTER

Abstract: JH 316 BP r& T O K O FEATURES Compandor Speech Scrambler/Descrambler Low Voltage Operation (1.8 V) IDC for Modulation Control Mute Function TK10661 TK10661 SCRAMBLER IC WITH COMPANDOR APPLICATIONS Cordless Telephone Secure Communications Devices DESCRIPTION The TK10661 is a complete noise reduction and voice scrambler/descrambler system. The device is designed for use in cordless telephones and can , 0 mV +2.5 1.0 dB % THD bp Scrambler V IMS 0.04 Maximum Input Voltage THD = 5 %
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CCITT FILTER JH 316 BP PT 10000 audio compandor IC QPACK-52

digital IIR Filter VHDL code

Abstract: code iir filter in vhdl Semiconductor Rev. B, 31-Jan-96 Communications Speech Scrambler/Descrambler Description This major ACSC , Description This major ACSC function implements a 13-bit, 8-kHz PCM speech encoder/decoder and the associated speech channel filtering using a sigma delta modulator and DSP techniques. The sigma delta , lower operating voltages D Used in telephone/mobile handsets 13-bit, 8-kHz PCM speech codec and , -Jan-96 Communications Speech Compander Description This major ACSC function processes telephone bandwidth (300 Hz to
Temic Semiconductors
Original
digital IIR Filter VHDL code code iir filter in vhdl vhdl DTMF vhdl manchester encoder Signal Path DESIGNER vhdl program for parallel to serial converter
Abstract: combination of a CTCSS encoder/decoder and a simple (frequency inversion) speech scrambler. CTCSS (Continuous Tone-Controlled Squelch System) multiplexes a subaudible tone (1 of 38) with speech. This is performed , detection of the CTCSS tone to enable the clear recovery of scrambled speech. As talk groups are assigned , Elimination facilitated by 180° reverse burst option. On-chip speech filters aid FDM (CTCSS+audio , 2 350 -0.3 TX RX Impedances Speech In Speech Out Tone In Tone Out I/O Logic -
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TIA/EIA-603 MX275LH 3333H MX275 ANSI/TIA/EIA-603

full wave controlled rectifier using RC triggering circuit

Abstract: Manchester CODING DECODING FPGA Semiconductor SPEECH SCRAMBLER/DESCRAMBLER Description This major ACSC function performs scrambling and , Description This major ACSC function implements a 13 bit 8kHz PCM speech encoder/decoder and the associated speech channel filtering using a sigma delta modulator and DSP techniques. The sigma delta modulator , voltages · Used in telephone / mobile handsets 13 bit 8kHz PCM speech codec and filters Sigma delta , Order IIR Highpass Filter 1 ASIC Cells - ACSC Dialog Semiconductor SPEECH COMPANDER
Temic Semiconductors
Original
1N4148 full wave controlled rectifier using RC triggering circuit Manchester CODING DECODING FPGA low pass fir Filter VHDL code vhdl code manchester encoder analog to digital converter vhdl coding on soft 2N3019

CVSD encoder

Abstract: CVSD decoder Channel Encode Clock SC Mute Analog Speech Scrambler Data Register Ref PLL #1 , a b l e S l o p e D e l t a Modulator/Demodulator) Encoder to digitize the speech for the RF transmission, and a CVSD Decoder to reconstruct the received digital speech from the RF receiver. Provisions , Amplifiers, Filters, Mute, CVSD Encoder, Data Insert, and Scrambler Decoder Path Contains Data Slicer , , Power Down Modes, Idle Channel Control, Scrambler Operation, Low Battery Detect, and Others Mode
Motorola
Original
MC33410 CVSD encoder CVSD decoder CVSD CVSD motorola CVSD demodulator MC33410FTA MC33410/D

CVSD encoder

Abstract: CVSD modulator/demodulator Idle Channel Encode Clock SC Mute Analog Speech Scrambler Data Register Ref , a b l e S l o p e D e l t a Modulator/Demodulator) Encoder to digitize the speech for the RF transmission, and a CVSD Decoder to reconstruct the received digital speech from the RF receiver. Provisions , , Filters, Mute, CVSD Encoder, Data Insert, and Scrambler Decoder Path Contains Data Slicer, Clock , , Power Down Modes, Idle Channel Control, Scrambler Operation, Low Battery Detect, and Others Mode
Motorola
Original
CVSD modulator/demodulator CVSD modulator mc33410d POWER AMPLIFIER CIRCUIT DIAGRAM 10000 Nippon capacitors vag 1715
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