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History of the manufacturer  

Airzone (1931) Ltd.; Sydney

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Name: Airzone (1931) Ltd.; Sydney    (AUS)  
Abbreviation: airzone
Products: Model types

Airzone Ltd.
Oxford Street, Paddington, Sydney, NSW (1926)
1928 - 1931: 16 Australia Street, Camperdown, Sydney, NSW (1928 - 1931)

Airzone (1931)Ltd.
16 Australia Street, Camperdown, Sydney, NSW (1931 - 1944)
68 Parramatta Road, Auburn, NSW. (1944)

The Airzone Company was started by Cluade Plowman  (1895-1954) and Edgar Sydney Wolfenden.

The Company was registered as Airzone Ltd on 16 February 1927 and the “Airzone” Trademark registered earlier in July 1926.

Airzone became one of the biggest manufacturers in Australia and produced also for Malvern StarMullard and Peal.

Founded: 1925
Production: 1925 - 1955

Airzone started manufacturing crystal sets in 1925.

In 1928 they moved to Parramatta Road at Camperdown in Sydney and expanded to 750 employees.

In September, 1931 Airzone Ltd. was liquidated and the company was reorganised as a public company, "Airzone 1931 Ltd. “with 9000 ordinary and 1000 employee shares at £1 each.

By 1936 the factory floor area was over 3400 square metres.

At different stages in World War II the factory produced instruments for testing radar and electrical communications, assembled grenades and made asdic equipment.

On the 24th June, 1946 the company was taken over by Electricity Meter and Allied Industries Ltd. (EMAIL) who had taken over Emmco in 1936 and were manufacturers of Philco brand sets.

After the takeover, Plowman remained as manager of Airzone

After 1948 both Airzone and Philco branded sets were the same.

Radio production finished after 1955.

Airzone branded radios made after 1955 were manufactured by AWA.

Sir Claude Plowman (1895-1954)

He was knighted in 1948 for services to industry and yachting.

As a senior member of the Royal Yacht Club of Tasmania was prominent in the 1945 discussions that led to the establishment of the Sydney-Hobart Yacht Race. He skippered the Morna to three successive, first cross the line” wins from 1946.


Some models:
Country Year Name 1st Tube Notes
AUS  38 Symphony Leader 537 6A8G  The dial lights in amber for broadcast, green for short wave. There is also a 1940 ... 
AUS  49–51 5A1B3 6SA7GT  Large broadcast only, Bakelite table radio. 
AUS  50–52 A116 Ch= 5D2B2 1R5  Airzone (1931) Pty. Ltd. 168-170 Parramatta Road, Auburn, NSW. Model 52BD2 (F116) F... 
AUS  49–52 A108 Ch= 5A1A3 6SA7GT  See also Philco Model 51AA3/F108 & Peal Model A513A/P108. 
AUS  35 552 Ch= 508 6A7   
AUS  33 303 Ch= 300 57  Advertised in the Radio Trade Annual 1933, Page 104, for £13/19/6. 
AUS  34 Ch= 505A 57   
AUS  41 Concert Star 6552A 6A8G  Shares the same cabinet as models 6551A, 6541A & 6641A. See also Peal model P6652A. 
AUS  36/37 Radio Star 550 Ch= 520 6A7   
AUS  37 Radio-Star 560 Ch= 521 6A7  Airzone model "560" is a five-valve receiver, using chassis type "521", wh... 
AUS  36 554 Ch= 511M 6A8G  First Australian Radio with all metal valves. Also uses an "iron cored" f... 
AUS  37 590 Ch= 520 6A7   


Further details for this manufacturer by the members (rmfiorg):

Airzone new models for 1932 advertisment from "West Australian Wireless News & Musical World" magazine April 1932.tbn_aus_airzone_1932_new_model_advert.jpg
Advertisement listing new Airzone Radios and prices for 1932 available from Morris Brothers, Perth Western Australia. From "West Australian Wireless News & Musical World", April 1932, page 75.tbn_aus_airzone_1932_new_models_advert.jpg
Peal Logo "Clear as a Bell" Peal Radios were manufactured by Airzone.tbn_aus_airzone_peal_logo.jpg
Advertisement from the West Wyalong Advocate (NSW), March 10, 1936.tbn_airzone_ad_1936.jpg
Airzone trade mark application #44006. Daily Commercial News and Shipping List (NSW), 21 July 1926, page 8tbn_aus_airzone_trademark_application.jpg
Article from the Sunday Mail (NSW) 25 February 1934, p23, describing the factory manufacturing process.tbn_aus_airzone_article_sunday_mail_nsw_25_2_34_p23.png
In 1944 Airzone (1931) Ltd. moved to a new factory at 168 Parramatta Road, Auburn, N.S.W. From Mercury (TAS) 7 October 1944, page 4.tbn_aus_airzone_auburn_mercury_tas_7_10_1944p4.jpg
In 1928 Airzone Ltd. purchases a factory at 16 Australia Street, Camperdown, Sydney. From The Sun(NSW) 24 July 1928, page 14.tbn_aus_airzone_camperdown_factory_sun_nsw_24_7_1928p14.jpg
The death of Sir Claude Plowman in 1954. From The Canberra Times (ACT) 7 September 1954, page 2.tbn_aus_airzone_plowman_death_canb_times_7_9_65p2.jpg
In May 1931 Airzone Ltd. was wound up. Government Gazette of the State of New South Wales ( NSW) ,8 May 1931 Page 1724.tbn_aus_airzone_wound_up_gg_nsw_8_may_1931_p_1724.jpg
Advert from the Radio Trade Annual 1933 describing models, 303, 404, 501, 601 & 603.tbn_aus_airzone_rta_1933_page_104.jpg
In October 1931 Airzone (1931) Ltd. was listed. Sydney Morning Herald, Oct 17, 1931, page 15.tbn_aus_airzone_ltd_shares_smh_17_10_1931p15~~1.jpg
1933 advertisement for Airzone Models 555 and Midget. From the West Australian Vintage Radio & Gramophone Club archives.tbn_aus_airzone_1933_advert.jpg
1933 advertisement for Airzone Models 909, 801 and 540. From the West Australian Vintage Radio & Gramophone Club archives.tbn_aus_airzone_1933_advert2.jpg
1933 advertisement for Airzone Models 540, 530, 535 and 530B. From the West Australian Vintage Radio & Gramophone Club archives.tbn_aus_airzone_1933_advert3.jpg