{"product_id":"grado-ra-1-headphone-amplifier","title":"Grado RA-1 Headphone Amplifier","description":"\u003cp\u003eFor your consideration, we have a Grado RA1 AC powered Headphone Amplifier. This highly regarded headphone amp is in perfect working order. The pot, switch and headphone jack were all cleaned and then treated with the appropriate Deoxit.  Physically the unit is in very good condition, with some light marks and blemishes. Please see the many pictures in the listing for further details. \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures\u003c\/b\u003e\u003cbr\u003e- Power: Two 9-volt batteries\u003cbr\u003e- Color: Mahogany\u003cbr\u003e- Dimensions: 1.5\"h x 5\"w x 5.5\"d\u003cbr\u003e- Input: RCA (Pr)\u003cbr\u003e- Output: 1\/4\" headphone jack\u003cbr\u003e- Input impedance: 100k ohms\u003cbr\u003e- Output impedance: 32 ohms\u003cbr\u003e- Output power: 300mW\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAwards\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eThe Absolute Sound\u003c\/i\u003e\u003cspan\u003e \u003c\/span\u003e2005, 2006, 2007 \u0026amp; 2008 Editor's Choice Award Winner\u003c\/p\u003e","brand":"Grado","offers":[{"title":"Default Title","offer_id":43249730879593,"sku":"001766","price":325.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0267\/5212\/2985\/files\/82A7D7D7-101F-4475-AED3-663B9A8A3A52_1_201_a.heic?v=1779899890","url":"https:\/\/recordmarthifi.com\/products\/grado-ra-1-headphone-amplifier","provider":"Record Mart HiFi","version":"1.0","type":"link"}