Editorial archive;
New developments in mixed-signal oscilloscopes (31 December 2009)
With more engineers needing to work in a mixed-signal environment, instruments are being called on to provide digital performance to match analogue. Clive Davis looks at how the balance is being reached.
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Optical transport analyser tests transmissions (15 May 2008)
The Yokogawa NX4000 is a transport analyser to test 40Gbit/sec SONET/SDH and 43/44Gbit/sec OTN optical communication systems.
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