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Phone Siemens R&S
ISDN voice and data encryptor
- this page is a stub
TopSec 703 is a voice and data encryptor
for ISDN telephone networks,
introduced around 1989 by Siemens in München (Munich, Germany).
The device is part of the TopSec family of devices and enables highly
secure calls between parties that use a TopSec product.
The 703+ is compatible with the TopSec GSM.
The TopSec product line was taken over in 2001 by
Rohde & Schwarz (R&S).
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Below is the pricing of the TopSec 7xx units in 2001 [2].
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TopSec 701 DM 800 EUR 400 PCMCIA card (Windows) TopSec 703 DM 1,956 EUR 1,000 - TopSec 703+ DM 2,540 EUR 1,250 Compatible with TopSec GSM TopSec 730 DM 14,800 EUR 12,400 For 30 ISB simultaneous calls TopSec GSM DM 6,259 EUR 3,130 Mobile phone
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© Crypto Museum. Created: Sunday 26 September 2021. Last changed: Wednesday, 27 October 2021 - 09:06 CET.
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