JM Sound maintains a diverse inventory of new, demo and used merchandise. Most of the items can be viewed at his Ebay store (jmsoundjoe) and Audiogon (jms).
Home Theater Systems and Receivers

Cinemateq SDI-Picture Optimizer
$450.00 (Used)

Cost $5,000/ both pieces $450
Made in Germany. DVD transport(SDI)/ Picture Optimizer

Signal Standard


Video output

* 1x SDI (serial digital interface) BNC 1x SDI (serial digital interface) BNC
digital serial videostream (digital YUV interlanced) Video output signal: serial digital video stream (digital YUV inter lanced)

Audio outputs

* Koax Coax
* Toslink Toslink
* Dolby Digital, Dolby Digital EX, DTS, DTS-ES Discrete, Matrix 6.1, DTS Neo:6 Cinema, DTS 96/24 Audio formats: Dolby Digital, Dolby Digital EX, DTS, DTS-ES Discrete, Matrix 6.1, DTS Neo: 6 Cinema, DTS 96/24
* 4 Hz bis 44 kHz (DVD digital Fs 96 kHZ) Frequency response: 4 Hz to 44 kHz (DVD digital Fs 96 kHz)
* 112 dB SNR: 112 dB
* 106 dB Dynamic range: 106 dB
* 0,001% THD: 0.001%

infrared remote control with 40 keys
* IR-Receiver Built-in IR receiver
* IR-Receiver Connector for external IR receiver
* RS-232 RS-232 interface

Alchemy2 DDL4 and D.Dad
$299.00 (Used)

Price REDUCED! A simple solution to correct for Lip Sync Error allowing individual delay setting for 4 sources and additional remote delay setting, retail $948.


Reduces audio/video "lip-sync error caused by video-processing delay common in today's high definition playback, up to 1 second in 1mS or .25 video frame increments
·Digital in/out for 4 sources (2 optical, 2 coax) each with individual delay settings
·Full-featured IR Remote provides 10 additional preset delay settings
·Built-in IR Code Learner allows control by any IR remote. . .provides for simultaneous source switching with your theaters' a/v receiver/processor
·RS232 port for advanced system control and upgrades
·Compact sculpted aluminum chassis, rear IR sensor port allows "behind a door" control
·Certified by the Imaging Science Foundation (ISF)

Nakamichi SR4A
$199.00 (Selling for Parts Only)

NOTE - Unit makes a hum on turn on, selling for parts only. Includes remote but back cover is missing.

Stasis design, retail $1,000.

Last updated July 29, 2016.