Maestro 4-Tube Tombstone

Maestro ; Music Master; (ID = 2047681) Radio
Maestro ; Music Master; (ID = 2047690) Radio Maestro ; Music Master; (ID = 2047836) Radio
Maestro ; Music Master; (ID = 2047837) Radio Maestro ; Music Master; (ID = 2047838) Radio
Maestro ; Music Master; (ID = 2049549) Radio Maestro ; Music Master; (ID = 2049551) Radio
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Maestro ; Music Master; (ID = 2047690) Radio
Music Master;: Maestro [Radio] ID = 2047690 1400x1686
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For model Maestro 4-Tube Tombstone, Music Master; Chicago (1930's):
Picture after restoration. Sprayed black with latex paint as advised by Krylon as the most likely to adhere.
Country:  United States of America (USA)
Manufacturer / Brand:  Music Master; Chicago (1930's)
Year: 1932 ?? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 58 57 47 80
Main principle TRF without regeneration; 1 AF stage(s)
Tuned circuits 2 AM circuit(s)
Wave bands Broadcast only (MW).
Power type and voltage Alternating Current supply (AC) / 120 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm
Power out 2 W (unknown quality)
from Model: Maestro [4-Tube Tombstone] - Music Master; Chicago 1930's
Material Special material, described in the notes.
Shape Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
Dimensions (WHD) 10 x 13 x 9 inch / 254 x 330 x 229 mm

Case is moulded from vulcanised rubber usually called Ebonite.  Original examples of this model have been seen with a base coat of silver paint, with a thin highlighted wash of brown or green.

Net weight (2.2 lb = 1 kg) 18 lb (18 lb 0 oz) / 8.172 kg

Model page created by Gary Tempest. See "Data change" for further contributors.

All listed radios etc. from Music Master; Chicago (1930's)
Here you find 8 models, 7 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.