PRE AMP Ferrograph Series Six by Multi Tone Electronics Earlier1900s Collector's Item Very Rare

Note: Shop is closing August 31 2022

Collectors Item Very rare
Ferrograph Series Six
identified as a Multi Treatment Unit as cited on machine
 Made in London, England by a company that dealt in aircraft and messaging systems esteblished  the early 1930s, The MultiTone Electric Co. Ltd.
 Three speeds were provided 7.5, 3.75, and 1.125 inches/second. It was extremely heavy using valve amplification and built on a sturdy frame   
 Series 6 The Ferrograph was semi professional machine seen many times in films and used by the BBC.
It is a machine of high quality, yet simple to operate. In its time, it was marketed as useful to both those who are technically unskilled as well as to engineers or those who use tape recorders professionally.
 Tube interior (see photos)
Likely an amplifier to be used with a Ferrograph tape, reel to reel unit
 Ferrograph name is on each guage of each of two channels (each channel has bass/treble knobs, equalization knob, speaker signals, input/output outlets and a Gain indicator and a  Ins/see indicators)
Believed to be Model # 12394 
 Badge on exterior states it is made by Multi Tone Electronics Co. Ltd., London, England

Note: Last photo is the item it is used with, a Ferrograph reel to reel tape machine usually a one channel device.

 Check out “Ferrograph 6” from Reel Tube on Vimeo.  The video is available for your viewing pleasure at

Unit will be sold to highest offer.
Shipping cost to be determined when specific shipping location is known.  May deliver in Southern Ontario for a fair fee.