S-77

Hallicrafters, The; Chicago, IL and Arlington/Grand Prairie, TX

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Country
United States of America (USA)

Manufacturer / Brand
Hallicrafters, The; Chicago, IL and Arlington/Grand Prairie, TX

Year
1950/1951

Category
Amateur-Receiver (amateur bands, may include broadcast bands)

Radiomuseum.org ID
43906

Picture
Schematics

S-77; Hallicrafters, The; (ID = 2959223) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 2959224) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 2959225) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 2959226) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 2959228) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 2959229) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 2959230) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225719) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225720) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225722) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225723) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225724) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225725) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225721) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 225726) Amateur-R — Hallicrafters, The; S-77 (3)

S-77; Hallicrafters, The; (ID = 355900) Amateur-R — Hallicrafters, The; S-77 (1)

S-77; Hallicrafters, The; (ID = 355901) Amateur-R — Hallicrafters, The; S-77 (1)

S-77; Hallicrafters, The; (ID = 355902) Amateur-R — Hallicrafters, The; S-77 (1)

S-77; Hallicrafters, The; (ID = 2959222) Amateur-R — Hallicrafters, The; S-77 (2)
Picture from service manual.

Click on the schematic thumbnail to request the schematic as a free document.

Technical Specifications

Number of Tubes
8

Valves / Tubes
6SG7 6SA7 6SK7 6SK7 6H6 6SC7 25L6 or 25L6GT 25Z6 or 25Z6GT

Main principle
Superhet with RF-stage; ZF/IF 455 kHz

Tuned circuits
9 AM circuit(s)

Wave bands
Broadcast plus more than 2 Short Wave bands.

Power type and voltage
AC/DC-set / 105-125 / 210-250 Volt

Loudspeaker
Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

Power out
2.5 W (unknown quality)

Material
Metal case

from Radiomuseum.org
Model: S-77 - Hallicrafters, The; Chicago,

Shape
Tablemodel, low profile (big size).

Dimensions (WHD)
470 x 230 x 250 mm / 18.5 x 9.1 x 9.8 inch

Notes
Hallicrafters model S-77 is an AC-DC operated communications type multi-band superheterodyne receiver. Coverage: 0.540-1.68, 1.68-5.4, 5.3-15.5, 15.5-44MHz, Operation at 105-125 Volts AC/DC using 117 Volt Ballast Tube R38 (normally supplied), with operation on 210-250V AC/DC using 220 Volt Ballast Tube R39, AC/DC Version of S-40B

Net weight (2.2 lb = 1 kg)
9.7 kg / 21 lb 5.9 oz (21.366 lb)

Price in first year of sale
100.00 $

External source of data
Ernst Erb

Source of data
Communications Receivers

Circuit diagram reference
Rider's Perpetual, Volume 22, covering 1951

Mentioned in
Photofact Folder, Howard W. SAMS (Set 146, folder 7, dated 9-51)

Other Models
Here you find 926 models, 476 with images and 526 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Hallicrafters, The; Chicago, IL and Arlington/Grand Prairie, TX

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Collections

The model is part of the collections of the following members.

Peter Böhm (D)

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