2018年12月28日 · 英国人的功放 一向喜欢【简洁而巧妙的设计】， quad 520 算是 国都家族的重器了。 从技术角度来看，具有 quad家族 传承血统的“电流倾注式” 放大电路 很有“辨识度” 从声音角度来听， 这种电路所带来的 感觉就是 高频丰富而不聒噪。

2018年4月3日 · Quad 520 Professional Power-Amp Quad 510和520是第一台專業的電流放大器。 產自1984年至1995年。 520f基於1986年推出的606和306的最終電路。在Pcb 12828-8之前，還有一個12282-7版本，電路圖略有不同（可能有更多變種？）。 它展示了Quad如何解決電流限制器電路和A類放大器的H ...

View and Download QUAD 520f user manual online. 520f amplifier pdf manual download.

The Quad 520 is a two channel power amplifier designed for Broadcast, Recording and other applications in the audio industry, providing 100 watts per channel into 8 ohms and 150 watts per channel into 4 ohms. The Quad 520 uses a development of the Current Dumping (feed forward error correction) circuit technique. a Quad

The 520f is a two channel studio speakers amplifier which will deliver up to 100 watts into 8 ohm or 150 watts into 4 ohm with very low distortion. It is designed to be used at theaters, cinemas and recording studios.

2010年4月28日 · The 520f with Pcb 12828-8 was based on the final circuit of the 606 and 306 which were introduced in 1986. Prior to the Pcb 12828-8 there was also a 12282-7 version with a slightly different circuit diagram (mayby there are more variants?).

2025年3月16日 · Used Quad 520f Power amplifiers for sale on 400+ second hand hifi sites & shops. Use Hifi Shark to monitor pricing and global availability

The Quad 520 is a high quality two channel 100 to 150 watt amplifier for 19 inch 2U rack mounting. Intended to drive loudspeaker loads the amplifier will deliver up to 100 watts into 8 ohm or 150 watts into 4 ohm with very low distortion. This amplifier us suited to the Lockwood Tannoy academy speakers currently listed on Reverb.com.

The Quad 520F is a two channels 19" 2U rack mounted amplifier delivering 100 watts at 8ohms. This is a used item. The unit is in very good condition with some minor signs of use. Please see images. Input sensitivity is 0.5Vrms for full output with a lockable gain control. It has balanced XLR inputs and outputs.