{"product_id":"1925-igranic-f-type-aerial-tuning-variometer-for-a-crystal-radio-registered-number-708773","title":"1925 Igranic F Type Aerial Tuning Variometer For A Crystal Radio. Registered Number 708773","description":"\u003ch1\u003e1925 Igranic F Type Aerial Tuning Variometer For A Crystal Radio. Registered Number 708773\u003c\/h1\u003e\n\u003cp\u003eThis lovely collectible is a 1925 Igranic F Type Aerial Tuning Variometer For A Crystal Radio. Registered Number 708773 dating to 1925.\u003c\/p\u003e\n\u003cp\u003eIn good used condition, it looks to have a replacement bakelite knob instead of the regular knob and dial. It would still make a great display item: it has not been tested.\u003c\/p\u003e\n\u003cp\u003eComprising a heavy duty moulded ebonite outer body in two halves held together by screws and a smaller part-spherical coil on the inside which rotates on a shaft.\u003c\/p\u003e\n\u003cp\u003eA great piece of \u003ca href=\"https:\/\/mullardantiques.co.uk\/collections\/amateur-radio-equipment\" style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\" target=\"_blank\"\u003eradio broadcasting history!\u003c\/a\u003e\u003c\/p\u003e","brand":"Igranic Electrical Co.Ltd","offers":[{"title":"Default Title","offer_id":44213806694657,"sku":"","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0303\/5122\/8972\/files\/DSC07658_594d2cfa-c7d8-4907-9c90-d11087aba0f5.jpg?v=1701607029","url":"https:\/\/mullardantiques.co.uk\/en-us\/products\/1925-igranic-f-type-aerial-tuning-variometer-for-a-crystal-radio-registered-number-708773","provider":"Mullard Antiques and Collectibles","version":"1.0","type":"link"}