FOR IMMEDIATE RELEASE

Direction Finding Kit Available For 802.11b WLAN Receiver

METUCHEN, New Jersey. — November 27, 2001 — BVS now ships the Locust=81
2.4 GHz WLAN Tester with optional Direction Finding Antenna.

Use Locust with Direction Finding Antenna to:

* Track down unauthorized WLAN users in your area
* Pinpoint sources of interference

Locust=81 is a IEEE 802.11b wireless receiver with an internal 12-channel GP=
S
receiver designed specifically for sweeping and optimizing 2.4 GHz DSSS
Local Area Networks (including Apple’s Airport basestation) via drive-test
analysis. New features include PEAK measurement for antenna alignment, SSID
network identification, WEP Privacy Encryption detection and PER (Packet
Error Rate) for details on rates of 1, 2, 5.5 and 11 Mbits/sec. Locust=81
tunes all 14 channels providing measurements in realtime and also logs data
to removable 16MB Compact Flash card for further post processing analysis
using a drive-test vehicle, GPS antenna and a laptop PC.

Check out (http://www.bvsystems.com) for details.

Berkeley Varitronics Systems, Inc.
Liberty Corporate Park
255 Liberty Street
Metuchen, NJ 08840
(732) 548-3737 Voice
(732) 548-3404 Fax