Teltone TLS-5 Features: Four loop start lines Two talk paths Programmable parameters: Primary/secondary telephone numbers up to 16 digits Ring cadence (distinctive ringing) Off-hook modes Network response time delays Test tone frequency and cadence Eight selectable ring waveforms Line attenuation Forced disconnect Dial up test tones Hot line ringdown - Automatically rings another station(s) when the handset is lifted.
HP Agilent E7495A 10 MHz-2.5GHZ Base Station Test Set with Back Pack Powers on and the software is responsive. Passes key/button test. There is one battery installed but I can not guarantee it's health or lifespan.
Rare NACA Pre NASA Weston Electrical Instrument Corp. Cal Lab Meter D.C.Amperes Old Vintage here is the info>>>>>>>>>>>>>> NACA U.S.GOVT. PROPERTY <<<<<<<<< logo symbolNEWARK, N.J.
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