Name: | Radio Instruments Ltd. & Aeronautical & General Instruments, Ltd.; London (GB) |
Abbreviation: | radio-inst |
Products: | |
Summary: |
Radio Instruments Ltd. Aeronautical & General Instruments, Ltd. Radio Instruments Ltd., founded in 1922, was a pioneer in British electronics, producing radios, components, and later, specialized equipment for the military. In 1936, it was acquired by Aeronautical and General Instruments Ltd. (AGI). AGI expanded its product range to include sound ranging, signalling, direction finding, and navigational devices. Following World War II, AGI continued to innovate, producing cameras, communications equipment, and advanced meteorological systems. Today, AGI remains a significant player in the fields of instrumentation, aviation, and meteorology. |
Founded: | 1922 |
Production: | 1922 - |
History: |
Radio Instruments Ltd. and Aeronautical & General Instruments Ltd. share an intertwined history that spans over a century, marked by innovation, adaptation, and growth in the fields of radio, aeronautics, and instrumentation. Radio Instruments Ltd. (R.I.) Early Years and Establishment The company was established by Joseph Joseph, who served as the Managing Director. Joseph had previously worked as a manager at H.W. Sullivan and brought with him significant experience in the field. [1] Product Range and Expertise
The company prided itself on having the largest wireless works in central London, showcasing its ambition and scale of operations. Expansion and Innovation
The company continued to innovate, introducing features such as:
International Reach Challenges and Transition
Aeronautical & General Instruments Ltd. (AGI) Formation and Acquisition The company's primary objective was to acquire the goodwill and assets of Radio Instruments Ltd., excluding the manufacture of wireless receiving sets for home use. [7] Expanded Product Range
Wartime Contributions
Post-War Diversification J. Joseph: A Key Figure in Both Companies Joseph Joseph, C.B.E., M.I.E.E., passed away at the age of 76. His career highlights include:
Joseph's career spanned over six decades, during which he made significant contributions to the fields of radio, instrumentation, and aeronautics. His leadership and technical expertise were instrumental in the success and growth of both Radio Instruments Ltd. and Aeronautical & General Instruments Ltd. [8] After the war, AGI continued to innovate and diversify: 1. Camera Production:
2. Communications Equipment:
3. Military Equipment:
Relocation and Modernization 1. Purley Way Factory:
2. Verwood Technology Centre:
3. Poole Headquarters:
Technological Advancements and Global Reach
Recent Developments
Throughout its history, AGI has demonstrated a commitment to innovation and high-quality products, ensuring its continued success in the fields of instrumentation, aviation, and meteorology. [1] Wireless World & Radio Review Oct 71, 1922, Page xxi. |
This manufacturer was suggested by Konrad Birkner † 12.08.2014.
Country | Year | Name | 1st Tube | Notes |
---|---|---|---|---|
GB | 22 | VIM | BBC/PMG stamp; GPO No.3001; | |
GB | 22 | RI Model No.1 [GPO No. 122] | BBC/PMG stamp; GPO No.122; This set shares the same GPO No. 122 approval as the RI X.L.... | |
GB | 23 | R.I. V3A [GPO No. 0476] | BBC/PMG stamp; GPO No.0476; | |
GB | 23 | R.I. V2A [GPO No. 2100] | HF/DET; BBC/PMG stamp; GPO No.2100; | |
GB | 22 | X.L.A. [GPO No. 122] | BBC/PMG stamp, GPO No.122; headphone compartment. This set shares the same GPO No. 122 ... | |
GB | 25 | PM | ||
GB | 23 | No.2 | Crystal Receiver, mahogany cabinet with lid.Black ebonite control panel.Brass fittings.... | |
GB | 99 | doublet 76727 | ||
GB | 22 | X.L.B. [GPO No. 112] | GPO No.0129 or 112; BBC stamp. | |
GB | 29 | All-Electric Transportable Madrigal | MH4 | Anode-bend detection. Series connected battery valves are used. Rectificatio... |
GB | 34 | Ritz Airflo | AC/TP | The same chassis is fitted to the Ritz, Duotone and Moderne models. |
GB | 31 | Parafeed L.F. Transformer DY28 | A.F. transformer primarily for home construction. |
Further details for this manufacturer by the members (rmfiorg):
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