Pre Graphic Frequency: 50hz, 125hz, 315hz, 750hz, 2.2khz, 6khz, 12khz. Equalization Range: +- 12db. Subwoofer Frequency: 30hz-300hz. Input Impedance: 15k Ohms. S/N Ratio: 90db. THD.05%. Channel Separation: 70db.
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Known for being quiet these are excellent sounding tubes at a very reasonable price. TRIPLE PLATINUM MATCHED on AMPLITREX AT1000. Amplitrex AT1000 Test Results 95%+ GM = Within NOS Specs 90%+ EM = Within NOS Specs.
eBay
Known for being quiet these are excellent sounding tubes at a very reasonable price. TRIPLE PLATINUM MATCHED on AMPLITREX AT1000. Amplitrex AT1000 Test Results 95%+ GM = Within NOS Specs 90%+ EM = Within NOS Specs.
eBay
Known for being quiet these are excellent sounding tubes at a very reasonable price. TRIPLE PLATINUM MATCHED on AMPLITREX AT1000. Amplitrex AT1000 Test Results 95%+ GM = Within NOS Specs 90%+ EM = Within NOS Specs.
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Constant load input transformer for OpAmps to standard Amplifier Input. 75 to 600 ohm to a 50k AT pot (audio taper). The music source impedance must be low like headphone output or computer output or phone output. 1 to 8 voltage gain. Will not work from tube preamplifiers Includes the schematic with values.
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Smaller noise floor.It is suitable for a wide range of preamplifier amplification of all amplifiers. Adopt high performance NE5532 chip, with low noise and excellent output drive performance. Made with high quality electronic components, stable performance, long service life.
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Item was recently removed from working service and is in excellent working order. Item will come with a 30 Day Warranty.Cosmetically in good condition showing minor scuffs / scratches / blemishes from previous use.Includes Input Votlage Pre-Amplifier as pictured. No additional items or accessories are included. Unless pictured, no power adapter / power cable included.Pictures are of one of the actual units available.Inventory is on hand and ready to ship. Please feel free to message us with any questions you may have.
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Chip model: NE5532. 1 x NE5532 Preamplifier Module. We'd like to settle any problem in a friendly manner. Because the unpaid dispute will not be closed automatically, and we may ignore it. People always bought together with.
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