Sowter Type 4935

High Performance

Microphone Transformer

PACKAGE OPTIONS Part Number Canford Code
Coloured Leads 4935-F 23-175
PCB Mounting 4935-C 23-176
Sizs e style F
APPLICATION High gain 200 ohm microphone input transformer matching to a high input impedance amplifier. For reduction of most kinds of noise caused when equipments are connected. For helping to ensure Electromagnetic Compatibility (EMC) standards compliance. May be used for balanced to unbalanced conversion and vice versa.
FEATURES Mumetal core for minimal harmonic distortion. Internal electrostatic shields for maximum common mode noise rejection at high frequencies. Multiple interleaved windings ensure low leakage inductance for excellent high frequency response. Mumetal can for magnetic shielding. Centre tap for phantom powering.
RATIO 1ct:7
MAXIMUM LEVEL 0.5 % THD at 50 Hz (40 ohm source) +12 dBu
DISTORTION at 50 Hz (40 ohm source) 0.05 % at +6 dBu
INSERTION LOSS 200ohm source 30k load 0.67 dBu
FREQUENCY RESPONSE 200 ohm source 30k ohm load +/- 0.25 dB 10Hz to 35 kHz
E A Sowter Ltd
The Boatyard Cullingham Road
Tel: +44(0)1473 252794

Fax: +44(0)1473 236188