Tortuga AudioLDRx Passive PreampusedTortuga Audio LDRx Passive PreampThe Tortuga LDRx is an audiophile grade passive preamp which comes standard with Cardas GRFA-L RCA jacks: 3 inputs and dual (parallel) outputs. Internal wiring is high quality Milspec teflon coated...700.00

Tortuga Audio LDRx Passive Preamp [Expired]


no longer for sale

The Tortuga LDRx is an audiophile grade passive preamp which comes standard with Cardas GRFA-L RCA jacks: 3 inputs and dual (parallel) outputs. Internal wiring is high quality Milspec teflon coated 26AWG silver coated copper wire. 

 

Simple 7-button Apple Remote provides remote control, along with a rotary encoder with integral push-button located on the front panel. Volume level and status information are provided via a pair of digital displays that are invisible when the unit is off.

 

Specifications

  • Preamplifier Type: Passive unity gain without buffer | attenuation via light dependent resistors (LDRs) in an LPad configuration
  • Attenuation Range: –60 dB  to 0 dB in a 70 step attenuation schedule
  • Nominal Input Impedance: 20k ohms 
  • Control System: Software based (updateable) 8 bit digital microcontroller driving 12 bit digital-to-analog volume control
  • Software :  Updateable via download from website and upload via USB cable from PC
  • Auto Calibration:  User enabled/disabled self-contained auto calibration of LDRs to correct for drift/aging
  • Display:  Dual numerical displays (blue) providing volume and status information

 

https://tortugaaudio.com/products/archive/ldrx-passive-preamp/

 

The unit has no issues either cosmetically or sonically. Includes factory packing, power cable, Apple remote & photocopy of operating instructions.

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