GAO Instruments announced the release of its portable multi-functional ADSL tester which is intended for ADSL/ADSL 2+ installation, maintenance and measurement. It is downwards compatible with ADSL (G.DMT, G.Lite, T1.43) line standards and supports ADSL 2+ (G.992.5), ADSL2 (G.992.3) and RE-ADSL (Annex L). This tester is commonly used for field testing including upstream or downstream […]