LO SE25-5

The transformer is made on the annealed cores, thickness of laminations 0.3 mm . ideally suited to build a SE amp on 300B tubes, EL34 and KT88.

Download specifications in PDF

weight approximate weight Ra anode resistance
fmin minimum frequency price price
core core type Pmax maximum power
Za Anode impedance UL peel off the ultra-linear
La anode inductance, f = 120Hz fmax maximum frequency
sizes overall dimensions Ro load resistance
Imax maximum current kn:n transmission
Single Ended - LO SE25-5
Pmax Za Imax Ra UL kn:n Ro La
25 W 2500 Ω 200 mA 140 Ω - 17,6 : 1 8 Ω 15 H
fmin fmax Core Size W Size H Size L Weight Count
15Hz @ -3dB
25Hz @ +/-1dB
55kHz @ -3dB
18kHz @ +/-1dB
EI84/42 PDF specification, version without caps
PDF specification, version of a lens cap
PDF data sheet for the version with two caps
1.85 kG 1
Price
1-5 units 5+ units 10+ units 25+ units
109.0 USD 104.0 USD 98.0 USD 93.0 USD
extra charge for a version with a single cap 12.0 USD
payment for the version with two caps 24.0 USD

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