> SOWTER Type 8540

SOWTER Type 8540

600/10K Line Input Transformer

PACKAGE OPTIONS Part Number
Colored Leads 8540-F
PCB Mounting 8540-C
APPLICATION For use as a line input transformer for tube or solid state amplifier. Centretap on secondary so the transformer can be used as a bridging input phase splitter for use in a push-pull amplifier. Available with leads or for PCB mounting.
FEATURES Combination Mumetal/M6 core for minimal harmonic distortion, high level capability.  The Mumetal part of the core also ensures excellent dynamic range and bandwidth and transient response. Internal electrostatic shield and bifilar wound primary for high common mode noise rejection. Mumetal can for magnetic shielding. Available on request with secondary centre tap instead of primary for phase splitting etc. The secondary may be loaded with 50k0 ohms which ensures a high input impedance of about 3k0 ohms.
RATIO 1 : 4.08CT
MAXIMUM LEVEL 0.5 % THD at 50 Hz (40 ohm source) +20 dBu
DISTORTION at 50 Hz (Source 40 ohms) 0.05% at 0 dBu
INPUT/OUTPUT BALANCE >60 dB
FREQUENCY RESPONSE 600 ohm source 50k ohm load +/- 0.5 dB 10 Hz to 50 kHz
E A Sowter Ltd
The Boatyard Cullingham Road
IPSWICH IP1 2EG England
Tel: +44(0)1473 252794
Fax: +44(0)1473 236188