Signet PDA500 2 Induction Loop Amplifier

(Inc VAT)
£292.00 (Exc VAT)

Signet's PDA500/2 current mode audio-frequency induction loop amplifier has been established and proven, over a number of years, providing outstanding sound quality at a competitive price. The PDA500/2 is ideal for use in square rooms up to 500m and rectangular rooms up to 600m. (with an aspect ratio of 2:1)

The amplifier includes one balanced microphone input and one switchable balanced microphone or line level input, both of which accept standard 3 pin XLR connectors. The is also a switchable optional 12V phantom power available on both
inputs to allow the use of electret or condenser microphones. Signet's popular and unique Outreach input is available providing full compatibility with their Outreach Plate audio input extension system. This allows the use of an additional 10 line level or microphone inputs from single gang connector plates designed by Signet.
There is also a Metal Compensation control to offset frequency response issues in rooms with excessive metal content.

To set up the system there are adjustable controls on the front panel for each input, the loop drive and a led display for current and compression indication. With correct installation, the unit has been designed to meet the requirements of BS7594 and EN60118-4.

The PDA500/2 is a free-standing design but has an optional wall and rack-mounting kits available.

Features of the PDA500/2:
Two XLR 3 pin input sockets - one balanced microphone and one switchable balanced microphone/line
Optional 11V phantom power for electret or condenser microphones
"Outreach" input allows the connection of up to 10 additional microphones or line level inputs via a series of separately available single gang connector plates
Adjustable level controls provided for all inputs - can be used individually or together as a three-input mixer
Adjustable drive control allows the loop current to be adjusted to suit a room's individual characteristics
Metal compensation control for rooms with excessive metal in the structure
Visible indication of the amplifier's compressor action via two LEDs
3.5mm headphone socket allows true monitoring of the output signal
Advanced audio signal processing with automatic gain control


  • Educational Environments 
  • Theatres
  • Cinemas
  • Conference Halls
  • Courts
  • Lecture Theatres


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