HQ-129-X early
Hammarlund Mfg. Co. Inc.; New York, NY
- Country
- United States of America (USA)
- Manufacturer / Brand
- Hammarlund Mfg. Co. Inc.; New York, NY
- Year
- 1946–1952 ?
- Category
- Amateur-Receiver (amateur bands, may include broadcast bands)
- Radiomuseum.org ID
- 44059
Picture from David Meadows.
Picture from David Meadows.
By courtesy of William Kendrick, USA
Underside of chassis, unrestored.
Front Image, unrestored/uncleaned.
Picture from Richard Pecoroni.
Picture from Richard Pecoroni.
Picture from Richard Pecoroni.
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 10
- Main principle
- Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
- Wave bands
- Broadcast plus more than 2 Short Wave bands.
- Power type and voltage
- Alternating Current supply (AC) / 105-125 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Power out
- 3 W (unknown quality)
- Material
- Metal case
- from Radiomuseum.org
- Model: HQ-129-X [early] - Hammarlund Mfg. Co. Inc.; New
- Shape
- Boatanchor (heavy military or commercial set >20 kg).
- Dimensions (WHD)
- 495 x 270 x 315 mm / 19.5 x 10.6 x 12.4 inch
- Notes
The Hammarlund HQ-129-X (early) Communications Receiver has the following features:
- Covers 540 kHZ - 31 MHz in six bands:
- 540 - 1320 kHz
- 1.32 - 3.2 MHz
- 3.2 - 5.7 MHz
- 5.7 - 10 MHz
- 10 - 18 MHz
- 18 - 31 MHz
- Bandspread in 80, 40, 20, and 10 amateur bands.
- AM, CW(BFO).
- Headphones jack.
- Optional matching PSC-10 speaker.
- Optional FS-135-C Frequency Standard (Crystal Calibrator) may be added by modifying the chassis.
The HQ-129-X (early) model does not have bandspread on the 15 meter band (21 MHz) and is identified with white lettering of the Hammarlund badge & HQ-129-X model number; bandspread logging scale is 0 to 200.
The HQ-129-X (late) model does have bandspread on the 15 meter band (21 MHz) and is identified with red lettering of the Hammarlund badge & HQ-129-X model number; bandspread logging scale is 0 to 100.
Price at introduction was $129 (early model) (intended to reflect the model number), but price increased the following year and sold for $239 (late model) by the end of production in 1953.
- Covers 540 kHZ - 31 MHz in six bands:
- Net weight (2.2 lb = 1 kg)
- 23.1 kg / 50 lb 14.1 oz (50.881 lb)
- Price in first year of sale
- 129.00 USD
- External source of data
- Ernst Erb
- Source of data
- Shortwave Receivers - Past & Present (3rd ed.)
- Circuit diagram reference
- Rider's Perpetual, Volume 15 = 1947 and before
- Mentioned in
- Photofact Folder, Howard W. SAMS (Set 8 folder 468-18 date 11-46)
- Literature/Schematics (1)
- 1951 Newark catalog Nº 51
- Literature/Schematics (2)
- Radio Retailing (Radio & Television R.) (January 1946 page 129. July 1946 page 50.)
- Literature/Schematics (3)
- The Communications Receiver-The 1945 Hammarlund HQ-129X, AWA, article by Bill Fizette
- Literature/Schematics (4)
- Instruction Manual Hammarlund HQ-129-X Amateur Communications Receiver, undated
- Other Models
Here you find 141 models, 89 with images and 58 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Hammarlund Mfg. Co. Inc.; New York, NY
Collections
The model is part of the collections of the following members.
Forum contributions about this model: Hammarlund Mfg. Co.: HQ-129-X
Threads: 1 | Posts: 2
my 129 is running too much b+ ....340 at pin 8 5u4 versus 300 ....this causes vr tube to overwork by 50%....60 ma vs 40max
....the radio is freshly recapped and appears to be working well... i am thinking of placing a suitable resistor between 5u4 pin 8 and the choke....any ideas???...john
John Morris, 28.Jun.18