ETA 3 High End Telephone Analyzer
1980s, 1990s, 2000
This unit developed in the USA by Information Security Associates is a
high end telephone line analyzer many of which are still in use today.
These units have been upgraded to a newer model buy this one still fuctions
very well. If can perform Voltage Line Tests - Current Tests and; Phantom
Load Tests - Single amp; Multi-Tone Tests - High Voltage Test and All
Wire Listen. This sold for close to $5,000 and is top-of-the-line for
serious professional countermeasures sweep teams. A cut above the equipment
used by Cheapere Squeeker Detective Agencies with their $495.00 countermeasures
kits. Many investigative agencies offer countermeasures sweep services.
The overwhelming majority of these sweeps are on the domestic end of things.
The corporate and industrial world is quite different and more complicated
than that. The number of investigative agenices providing such services
goes down very quickly
for those who would qualifiy to conduct a real industrial espionage level
sweep which is the level this unit is designed for.
Ralph D. Thomas PI Vintage Collection
THOMAS INVESTIGATIE PUBLICATIONS, INC.
NATIONAL ASSOCIATION OF INVESTIGATIVE SPECIALISTS, INC.
SPY EXCHANGE AND SECURITY CENTER
P O Box 82148, Austin, Texas 78708
Showroom: 9513 Burnet Road, Austin, Texas 78758
Phone 512.719.3595 Fax 512.719.3594
2006, Thomas Investigative Publications, Inc. All rights reserved.
Thomas Investigative Publications, Trademark, 1981.
National Association Of Investigative Specialists, Inc, Trademark, 1986.
Spy Exchange, Trademark, 1999