Gentner SPH-3A Broadcast Hybrid Phone Line Audio Console Mixer Interface SPH3A [Refurbished]
( 233679780466) )
Tested/Guaranteed • Fully Working • Classic Broadcast Hybrid • Console Interface for Telephone Calls • Accurate Line Nulling Control
Photos show the actual item for sale
A used telephone hybrid unit in very cosmetic condition and tested to confirm that it is fully working. The two main front panel gain control pots have been replaced so you should be crackle-free for a few more years. The photos show the actual item for sale. No printed manual is included but a copy may be downloaded from https://www.prostudioconnection.net/0812/SPH3A.pdf if required.
This listing is for a Gentner Hybrid broadcast or Conferencing phone-in interface - which connects a telephone line to your broadcast console.
Full product information may be obtained from the User Manual at
A significant proportion of phone-in calls you hear on the air today are passing through one of this range of boxes. The device may also be used to provide an IFB feed to remote talent over a phone line.
- Continuous caller audio
- 2W power amp (no need for headsets on guests or talent.)
- Circuitry protected against damage caused by short circuiting
- Balanced inputs and outputs
- Cross-feeding for multiple caller use
- Simple installation and operation (no special equipment required)
- Downstream mixing capability
- Compatible with any telephone system, including digital
- Connects directly to the telephone line
- No outside RF interference will affect performance
- High quality “speakerphone" functions