Leak 1800 Tuner Amplifier, 1971, made in England / UK

 

Link: radiomuseum [model Leak 2000]

Оконечный усилитель собран на: Motorol BD598 &.

Model Leak 1800.

Two separate devices Tuner and Amplifier in one box - as written on the front. English classics of the famous brand from the period 1970-1975 Fully transistor amplifier, with Mullard transistors, hybrid germanium drivers and notice 3 final silicon transistors per channel. output power 2 x 23W / 8ohm, 2 x 40W / 4ohm, 2 separate pairs of speakers, externally exported transformer with consumption 280W, made in England. The tuner is on the lower floor and the amplifier on the upper floor, there are two floors inside. Quality workmanship typical for the brand.

Made in England

1971
Weight 10kg

Dimensions (WHD) 471 x 132 x 292 mm / 18.5 x 5.2 x 11.5 inch
Selective radio, without the need for an antenna, deep tone corrections at 50Hz and at 12.5kHz +/- 12dB and +/- 11dB.
The strongest side of the brand - the RIAA turntable is unique.

 

Leak Stereo 70, 1970-1972, made in England / UK

Link: radiomuseum | hifi-wiki | hifiengine | hifi-archiv

Country: Great Britain (UK)
Manufacturer / Brand: Leak, H.J.; London
Year: 1970-1972
Category: Audio Amplifier or -mixer
Semiconductors (the count is only for transistors) 22: BC149 BC149 BC115 BC114 BC115 BC159 2N2102 2N2102 2N4036 2N3055 2N3055
Main principle Audio-Amplification
Wave bands - without
Details
Power type and voltage Alternating Current supply (AC) / 110; 117; 130; 210; 230; 250 Volt
Loudspeaker - This model requires external speaker(s).
Power out 70 W (unknown quality)
Model: Stereo 70 - Leak, H.J.; London
Material Metal case
Shape Chassis only or for «building in»
Notes

- Two identical channel (stereo). Only one channel transistors listed.
- Power output: 35 watts per channel into 8Ω (stereo)
- Frequency response: 20Hz to 20kHz
- Total harmonic distortion: 0.1%
- Damping factor: 20
- Input sensitivity: 2mV (mic), 2mV (MM), 60mV (line)
- Signal to noise ratio: 56dB (MM), 66dB (line)
- Output: 400mV (line)
- Speaker load impedance: 8Ω to 15Ω

Leak Stereo 30, made in England

Link: hifiengine

Specifications:
Power output: 15 watts per channel into 4Ω (stereo)
Total harmonic distortion: 0.1%
Damping factor: 60
Input sensitivity: 3mV (mic), 3.5mV (MM), 125mV (DIN), 30mV (line)
Signal to noise ratio: 52dB (MM), 66dB (line)
Speaker load impedance: 4Ω to 15Ω

Downloads:
schematic