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Linear Tube Audio Z10e User Manual

Electrostatic amplifier
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Z10e Electrostatic Ampli2ier User Guide
WARNING: For safety, the cover of this ampli3ier should be secured at all times. DC
voltages as high as 450V and peak AC voltages as high as 800V are present inside. The
service information contained in this manual is intended only for trained service
personnel.
The Linear Tube Audio Z10e Electrostatic Ampli9ier is a full size and function, high
quality, Class AB integrated headphone and speaker ampli9ier utilizing ZOTL (Zero-
hysteresis Output Transformer-Less) technology. The amplifier can output to standard
580V bias electrostatic headphones, regular headphones, and speakers. There are 3
inputs (2 single ended RCAs and 1 XLR Balanced), a remote control and front panel
controls, and a front panel dimmable LED display.
Front Panel Controls: The Z10e utilizes front panel switch controls and a remote
control. The menu functions can be accessed from the front panel switches or by
using the remote control. The power on-off and input selection can only be
performed by using the front panel switches.
Power button: The ampli9ier is 9irst powered on by the Power switch on the rear of
the unit. Turning the rear power switch activates the power supply but not the
ampli9ier circuitry. The user then activates the front panel Power switch to power
on the ampli9ier. There is a 30 second warm up time for the tubes and the front
panel display will display a message "warming up", which upon completion, displays
the current volume setting.
Volume Control: The volume can be turned up or down by turning the ampli9ier's
volume knob clockwise or counter-clockwise or pressing the up or down button on
the remote. There is a clicking sound when the volume is changing that comes from

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Summary of Contents for Linear Tube Audio Z10e

  • Page 1 The Linear Tube Audio Z10e Electrostatic Ampli9ier is a full size and function, high quality, Class AB integrated headphone and speaker ampli9ier utilizing ZOTL (Zero- hysteresis Output Transformer-Less) technology. The amplifier can output to standard 580V bias electrostatic headphones, regular headphones, and speakers. There are 3 inputs (2 single ended RCAs and 1 XLR Balanced), a remote control and front panel controls, and a front panel dimmable LED display.
  • Page 2 Z10e Electrostatic Ampli9ier User Guide the relays controlling the volume level. There are 99 levels of volume. Whenever the volume is changed, the volume setting is saved. Each input independently saves the last used volume setting. Input Control: The Input Switch is on the front panel. It selects one of 3 inputs.
  • Page 3 9ixed volume level from the Z10e. Enter the Menu mode as above, scroll down using the up and down arrow keys to the Home Theater selection. Use the remote control center button to select Home Theater mode.
  • Page 4 Inputs: There are 3 inputs to the Z10e. Two are single ended RCA stereo pairs. One is a true balanced dual XLR stereo pair. Connect your DAC, CD player, Phono Preamp or other line level device to these inputs. 
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  • Page 5 Z10e Electrostatic Ampli9ier User Guide Remote buttons and functions: There are two modes, the normal operation mode and the Menu mode, when con9iguring your unit inside the Menu functions: The buttons are as follows: Up and Down Buttons: These normally function as Volume Up and Volume Down.
  • Page 6 Z10e Electrostatic Ampli9ier User Guide Tube Complement: The Z10e utilizes, and is shipped with, two 12AT7 input tubes and two 12AU7s and four EL-84 power tubes. Tube Replacement and Tube Rolling: The Z10e utilizes the ZOTL technology which operates the tubes at 1/3 the heat than other tube ampli9iers and subsequently the tube life is typically 3 times as long as other ampli9iers.
  • Page 7 Z10e Electrostatic Ampli9ier User Guide noise as they warm up, as this is normal, but should disappear after a couple of minutes. Linear Tube Audio...
  • Page 8 DC, such as power supplies. The Z10e does not have a capacitor at the input to 9ilter DC (in order to not compromise audio quality), so is susceptible to such leaks. If you do identify...
  • Page 9 Z10e Electrostatic Ampli9ier User Guide transformers operating at a constant RF carrier frequency of 250kHz. Because the audio signal is riding on a carrier, it is not subject to parasitic elements of the transformer that would distort the audio signal. Unlike the conventional audio- output transformer, this impedance transformation operates on both the ac and dc components of the signal.
  • Page 10 Z10e Electrostatic Ampli9ier User Guide Speci2ications (Typical Performance Values): Specifications (Typical Performance Values) • Sensitivity: 1.2V RMS for 10 watts output • Inputs – 2 Stereo Pairs Single Ended RCA, 1 Stereo Pair of 3 pin XLR balanced inputs (true balanced) • Outputs – One set of speaker outputs, two regular Headphone Outputs (1 watt and 3 watt), one Electrostatic Headphone Output •...