Festive Deal Jbl Sg520 // Vintage / Graphic Controller Preamplifier Perfect For Gifting [Fuf2Y8VG]
Meet the JBL SG520, a preamp that looks like it crash-landed from a '70s spaceship—and somehow still sounds ahead of its time. Launched during JBL’s golden age of audio experimentation, this bad boy was their bold response to the question: “What if h
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Meet the JBL SG520, a preamp that looks like it crash-landed from a '70s spaceship—and somehow still sounds ahead of its time. Launched during JBL’s golden age of audio experimentation, this bad boy was their bold response to the question: “What if high fidelity could also look cool?”. First thing you’ll notice? No knobs. That’s right—JBL ditched the twisty bits and went all-in on sleek slider controls. It gives the SG520 a clean, linear look that screams retro-future in the best possible way. Pair that with a brushed aluminum faceplate, glowing sliders, and chunky walnut side panels, and you’ve got a piece of gear that turns heads even when it’s turned off.
*Includes rare top and back cover.
S/N: 1730
- Heavy dose of contact cleaner on all switches/sliders/buttons/connectors
- Took extra time to get the stereo output button working without distortion
- Replaced one capacitor that looked damaged
- Installed 4 new bulbs for button illumination
- Verified test tone circuit
- Headphone output sounds best with higher impedance headphones (100 ohm+)
FACTORY SPECS
Frequency response: 20Hz to 20kHz
Total harmonic distortion: 0.15%
Gain: 54dB (MM), 21dB (line)
Signal to noise ratio: 90dB (DIN)
Input sensitivity: Phono: 6mV / AUX: 300mV
Output: 3V (Pre out)
Semiconductors: 23 x transistors, 11 x diodes
What Our Customers Say
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