Shure P3T PSM300 Wireless Transmitter

Shure P3T

The P3T from Shure is a half-rack 24-bit digital audio wireless transmitter for the personal in ear monitoring system. It can be used in various environments to send 2 channels of audio to a bodypack receiver (sold separately), up to 300' away for applications such as live stage, theater, rehearsals, and more. It features audio reference companding to ensure transparent sound quality with no artifacts or dropouts. This rugged transmitter is built with easy front-panel controls, including the one-touch sync and input level knobs which are there to enable quick setup and easy operation. Furthermore, the rear-panel has balanced inputs and loop outputs that can provide versatile connectivity to other audio sources or other P3T units.

Up to 30mW output power (region dependent)
1/4" (6.3mm) TRS balanced inputs and loop outputs
24 MHz tuning range (region dependent)
High-contrast LCD menu with detailed L/R audio output meters
Detachable 1/4 wave antenna
External power supply
Selectable line/aux level

Frequency RangeG20: 488-512 MHz
RF Output Power10, 20, 30 mW 
Note: varies by region
RF Output Impedance50 Ohms (typical)
Transmission Range300' (90 m)
Audio Input
Connector Type1/4" TRS (6.35 mm)
PolarityTip positive with respect to ring
ConfigurationElectronically balanced
Impedance40 kOhms (actual)
Nominal Input LevelSwitchable, +4 dBu, -10 dBV
Maximum Input Level+4 dBu: +22 dBu
-10 dBV: +12.2 dBu
Pin AssignmentsTip=hot, Ring=cold, Sleeve=ground
Phantom Power ProtectionUp to 60 VDC
Audio Output
Connector Types1/4" TRS (6.35 mm)
ConfigurationElectronically balanced
ImpedanceConnected directly to inputs
Antenna1/4 wave, detachable
Power Requirement12 to 15 VDC, 260 mA maximum
Dimensions (H x W x D)1.7 x 7.8 x 6.8" (43 x 198 x 172 mm)
Net Weight27.6 oz (783 g)
Packaging Info
Box Dimensions (LxWxH)18.5 x 14.75 x 3.75"