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526; Armstrong Wireless (ID = 481138) Radio 526; Armstrong Wireless (ID = 481130) Radio
526; Armstrong Wireless (ID = 481139) Radio 526; Armstrong Wireless (ID = 481128) Radio
526; Armstrong Wireless (ID = 481129) Radio 526; Armstrong Wireless (ID = 481133) Radio
526; Armstrong Wireless (ID = 481134) Radio 526; Armstrong Wireless (ID = 481135) Radio
526; Armstrong Wireless (ID = 481136) Radio
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526; Armstrong Wireless (ID = 481138) Radio
Armstrong Wireless: 526 [Radio] ID = 481138 933x415
Select picture or schematic to display from thumbnails on the right and click for download.
For model 526, Armstrong Wireless and Television Ltd.; London
Country:  Great Britain (UK)
Manufacturer / Brand:  Armstrong Wireless and Television Ltd.; London
Year: 1970 ? Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Super-Heterodyne (Super in general)
Wave bands Broadcast, Long Wave and FM or UHF.
Power type and voltage Alternating Current supply (AC) / 110; 120; 220; 240 Volt
Loudspeaker - This model requires external speaker(s).
Power out 50 W (undistorted)
from Model: 526 - Armstrong Wireless and
Material Wooden case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 433 x 120 x 287 mm / 17 x 4.7 x 11.3 inch

Armstrong 526 AM-FM-LW Tuner/Amplifier
FM: 86-109 MHz, MW: 510-1625 kHz, LW: 150-300 kHz.
The design of this unit is based on a set of PCB cards that can be slotted in and removed. Power suply, Power-Amp, Pre-Amp.

Power output: 25 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 20kHz
Total harmonic distortion: 0.5%
Input sensitivity: 3.5mV (MM), 60mV (ceramic), 100mV (line)
Output: 400mV (line)
Speaker load impedance: 4Ω to 16Ω

Net weight (2.2 lb = 1 kg) 7.5 kg / 16 lb 8.3 oz (16.52 lb)
Source of data - - Data from my own collection

Model page created by J. Virgilio Santos. See "Data change" for further contributors.

All listed radios etc. from Armstrong Wireless and Television Ltd.; London
Here you find 19 models, 17 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.