{"product_id":"wwii-u-s-army-signal-corps-ts-118-ap-radio-frequency-wattmeter-set-with-original-case-elements","title":"WWII U.S. Army Signal Corps TS-118\/AP Radio Frequency Wattmeter Set with Original Case \u0026 Elements","description":"\u003cp\u003e\u003cspan\u003eOriginal World War II-era U.S. Army Signal Corps TS-118\/AP Radio Frequency Wattmeter, manufactured by Bird Engineering Co. under Order No. 1042-DAY-45-SP. This professional RF test instrument was designed to measure transmitter output power in military aircraft and ground radio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe unit remains housed in its original heavy-duty transit case bearing a U.S. Navy Property inventory plate (No. 217-235226), indicating later Navy service after Army Signal Corps procurement. Included are the original calibration chart, interconnecting cable, and a group of interchangeable Bird RF elements (“slugs”), making this a far more complete example than most encountered today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe front panel retains its original Hickok D.C. milliammeter, selector switch, pilot light, and identification plates. Rated for 115 volts, 35 watts, with a radio frequency power range of 5–500 watts depending on the installed element. These instruments were essential for calibrating and maintaining WWII-era communications, radar, and aircraft radio equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA highly desirable display and collector’s piece for WWII Signal Corps, Navy electronics, radar, aviation, or Bird Engineering collectors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOriginal military finish with honest service wear.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdentification plates remain sharp and legible.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes original transport\/storage case.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes calibration chart drawer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes multiple interchangeable Bird RF elements.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUntested and sold as a historical collectible.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOverall very good surplus condition.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Whiskey Rebellion Antiques","offers":[{"title":"Default Title","offer_id":43177085304909,"sku":null,"price":595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/9229\/8829\/files\/ED462945-13B2-4AB2-B9D7-C0506BF7A686.jpg?v=1782761570","url":"https:\/\/whiskeyrebellionantiques.com\/products\/wwii-u-s-army-signal-corps-ts-118-ap-radio-frequency-wattmeter-set-with-original-case-elements","provider":"Whiskey Rebellion Antiques","version":"1.0","type":"link"}