Saturday, December 31, 2011

How to Convert LP Records With USB Turntable - All About the Preamp

!±8± How to Convert LP Records With USB Turntable - All About the Preamp

There are basically two types of turntables -- amplified and unamplified.

Some turntables are stand-alone devices, not a complete entertainment system. These types often lack a preamp.

What is a preamp? A little background first.

In order to fit long-playing music onto an LP record, vinyl is typically recorded with reduced lower frequencies and boosted higher frequencies. This is called the RIAA curve. To capture audio from your vinyl, you need to make sure this curve is corrected. A USB turntable, (one specifically made for digitizing vinyl, in other words) will take care of all this for you. Some audio input devices, designed for computers that lack a sound input port, will also correct this.

Another problem with preamps is boosting these frequencies back to normal levels when you play a record. You can rebalance the frequencies by altering the equalizer settings in your audio software.

A third problem with turntables is the low frequency hum. If you hear this when you're trying to preview a record, you are hearing ground, caused when the turntable from which your preamp amplifies sound is ungrounded. You can correct this by wrapping your turntable's grounding wire around the bottom prong of a three-pronged plug like the one on your power strip, and plugging it into a grounded outlet.

None of these things are issues for you when you buy a USB turntable--one specifically made for digitizing vinyl, or when you use a turntable that has a built-in stereo receiver. How do you know if your turntable has a stereo receiver? If your unit has a built-in AM-FM radio or cassette deck, then you can be assured that it also has a built-in receiver.

You can avoid these hassles by buying a turntable specifically made for converting vinyl into MP3 format. The Sony PS-LX300USB USB Stereo Turntable System offers a built-In Phono Preamp, Static Balance Tonearm and Fully Automatic Operation. The Ion Audio TTUSB 10 Vinyl Recording USB Turntable offers switchable Phono/Line-level RCA output (with built-in pre-amp) and Adjustable Anti-Skate control for increased stereo balancing.


How to Convert LP Records With USB Turntable - All About the Preamp

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Wednesday, December 14, 2011

Numark TTUSB Turntable with USB

!±8± Numark TTUSB Turntable with USB

Brand : Numark | Rate : | Price : $99.95
Post Date : Dec 14, 2011 13:15:12 | Usually ships in 1-2 business days


  • Adjustable Anti-Skate control for increased stereo balancing
  • USB computer connectivity for PC and Mac
  • 1/8" stereo line input, RCA line outputs
  • Adjustable pitch control ±10%
  • Packaged with all necessary cables to connect with computer or stereo playback system

More Specification..!!

Numark TTUSB Turntable with USB

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