{"product_id":"tube-tech-eq1a","title":"Tube-Tech EQ1A","description":"The \u003cb\u003eTUBE-TECH EQ 1A\u003c\/b\u003e is a full range one channel unit, featuring low \u0026amp; high cut, low \u0026amp; high shelving and three overlapping bands. The cut filters are designed around unity gain amplifiers and the shelving and the bell filters are designed around two tube operational amplifiers. \u003cbr\u003e\u003cbr\u003eThe unit is all tube based except for the power supply. Input and output have fully floating transformers. All DC voltages are stabilized, except the anode voltage for the output stage. \u003cbr\u003e\u003cbr\u003eFeatures \u003cul\u003e \u003cli\u003eLow cut at 6 frequencies: Slope 6 dB or 12 dB\/octave \u003c\/li\u003e\n\u003cli\u003eHigh cut at 6 frequencies: Slope 6 dB or 12 dB\/octave \u003c\/li\u003e\n\u003cli\u003eBand 1-3, bell type: 36 overlapping frequencies (12 per band), +\/- 20 dB with variable bandwidth \u003c\/li\u003e\n\u003cli\u003eLow shelving at 6 frequencies: +\/- 15 dB \u003c\/li\u003e\n\u003cli\u003eHigh shelving at 6 frequencies: +\/- 15 dB \u003c\/li\u003e\n\u003cli\u003eAll switches gold plated \u003c\/li\u003e\n\u003cli\u003eConductive plastic potentiometers \u003c\/li\u003e\n\u003cli\u003eFrequency response: 5 Hz to 60 kHz \u003c\/li\u003e\n\u003cli\u003eVery low noise: \u0026lt; -85 dBU \u003c\/li\u003e\n\u003cli\u003eMaster bypass with clickless relay \u003c\/li\u003e\n\u003cli\u003eAll 7 sections fitted with separate in\/out switch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tube-Tech","offers":[{"title":"Default Title","offer_id":44449252835431,"sku":"5937","price":4750.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8848\/5479\/files\/tubetech_eq1a_3_7dd0f000-8bf2-4a5d-8460-1c4c58b3f692.jpg?v=1787088322","url":"https:\/\/vintageking.com\/products\/tube-tech-eq1a","provider":"Vintage King","version":"1.0","type":"link"}