Militaria 1919-1938 » coupler https://militaria19191938.org Mon, 27 Jul 2026 19:48:32 +0000 en-CA hourly 1 https://wordpress.org/?v=4.1.1 Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900’s. Circa WWI https://militaria19191938.org/2026/02/26/rare-navy-j-f-arnold-loose-coupler-radio-from-the-early-1900s-circa-wwi/ https://militaria19191938.org/2026/02/26/rare-navy-j-f-arnold-loose-coupler-radio-from-the-early-1900s-circa-wwi/#comments Thu, 26 Feb 2026 08:06:46 +0000 https://militaria19191938.org/2026/02/26/rare-navy-j-f-arnold-loose-coupler-radio-from-the-early-1900s-circa-wwi/
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI

Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
This item is a vintage early 20th-century wireless radio loose coupler tuner, sometimes known as a receiving transformer. ¿. This specific model appears to be a “Navy” type, frequently manufactured by companies like J. Arnold in the early 1900s. ®. It features a wooden base and ends with a metal dial, knobs, and sliding mechanism. ®. They were commonly used in conjunction with a crystal detector to form a complete radio receiver.
Rare, Navy J. F. Arnold Loose Coupler Radio from the early 1900's. Circa WWI
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