{"product_id":"gras-12ad1-channel-power-module","title":"GRAS 12AD 1-Channel Power Module","description":"The 12AD can be powered either by internal standard batteries or an external DC supply (4.5 V- 24 V), e.g. a mains\/line adapter. It is built into a sturdy anodized aluminium cabinet.The polarization voltage for the microphone fitted to the preamplifier can be set to 0 V — for prepolarized microphones, or 200 V — for externally polarized microphones.","brand":"GRAS","offers":[{"title":"Default Title","offer_id":48310142435661,"sku":"12AD","price":0.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/9344\/9805\/files\/GRAS_12AD_2020.png?v=1701173006","url":"https:\/\/gomeasure.dk\/en-se\/products\/gras-12ad1-channel-power-module","provider":"GOmeasure.dk","version":"1.0","type":"link"}