Sowter Type 9745

Cost-Performance 15k to 150+150 Ohm
Line Output Transformer

PACKAGE OPTIONS Part Number
Open frame 9745-O
Shrouded 9745-S
Mumetal can 9745-E

Sowter 9745 response

SOWTER 9745 Open Frame SOWTER 9745 Shrouded package SOWTER 9745 mumetal can
APPLICATION For use in a high performance valve compressor/amplifier etc where good performance is required at modest cost. Designed for use with Push-Pull output stage or an ac coupled cathode follower or SRPP circuit  driving a nominal 600 ohm line. Can be configured for low output impedance (10:1) or high level output (5:1) by connecting the twin secondary windings in parallel or series.
FEATURES High grade Grain Oriented Silicon Iron (M6) core. Double two chamber bobbin for geometric balance. Very good bandwidth when driven from a source of up to 5000 Ohms. Normally supplied with colour coded leads. PCB pins or soldertags avaialble as a no charge option for the open style package.
RATIO 10:1 or 5 : 1
MAXIMUM OUTPUT LEVEL 0.5 % THD at 50 Hz +36 dBu (600 okm configuration)
FREQUENCY RESPONSE 5 kOhm source 600 ohm load +/- 0.5 dB 10 Hz to 50 kHz typical
MAXIMUM PRIMARY DC per side 30 mA
TOTAL DC RESISTANCE referred to secondary 77 ohms
Sowter 9745 dimensions Sowter 9745 lead colours
E A Sowter Ltd.
The Boatyard, Cullingham Road
IPSWICH IP1 2EG England
SOWTER Logo Tel: +44(0)1473 252794
Fax: +44(0)1473 236188
E-Mail sales@sowter.co.uk