-40%
Black Magic Telephone Ringing Generator 12 V
$ 13.72
- Description
- Size Guide
Description
Modular 4-terminal device for hobbyist and small-scale manufacture; input 12 V DC, output 86 V square wave, suited for ringing devices within 600 ohms of loop resistance (a mile or so on telephone wiring). (A different ebay listing offers 5 Vin model.)View
the technical datasheet of this product and its engineering design manual
Telecom Design Tricks
on our company website as shown on the imaged label or
receive this information by using the "contact seller" link.
This unit can be provided with its appropriate 12 Vdc adapter hardwired at time of shipment for a small additional charge by contacting seller at time of order.