Zesto Leto 1.5 Linestage Preamplifier

A little background info…

The Leto preamp will compliment most systems: tube, solid state or digital. It will work with single-ended and balanced input source or power amplifier combinations.

Inputs

• 5 Inputs
• 3 sets of Single Ended inputs with an impedance of 100K Ohms
• 2 sets of true Balanced transformer inputs (pin 2 hot) with an impedance of 10K Ohms
• Maximum peak input level of 5 Volts RMS

Outputs

• NEW 1/4 TRS inch headphone jack
• 4 Line outputs
• 2 sets of true Balanced transformer outputs (pin 2 hot) with an impedance 150 Ohms
• 2 sets of Single Ended outputs with an impedance 150 Ohms
• Maximum peak output level of 10Volts RMS +20dB
• Independent ground lift switches on the left and right Single Ended outputs
• 1 set of Single Ended Cinema bypass outputs from input #1

Detailed Specifications

• NEW unity gain volume indicator for home theatre surround sound integration.
• Frequency response 10Hz to 50Khz ~ 1dB
• Distortion ~ 0.02% at 1V RMS input
• Gain 12dB
• Signal to noise ~ 100dB below operating level
• Non-inverting output polarity
• Cross talk >90dB
• Front panel adjustable balance control
• Remote control volume, mute and mono
• Remote bypass switch on the rear panel (just in case the remote is misplaced)
• 1% metal film resistors throughout
• Polypropylene capacitors throughout the audio path

Power

• Power consumption 27W, 0 drain when off
• Voltage 110/120V AC 60Hz
• Optional factory installed 220V or 230/240V AC 50/60Hz
• Standard 3 pin IEC power connector
• ON/OFF power switch conveniently located on the side panel
• Two internal high quality linear regulated power supplies, 250V and 12V

Vacuum Tubes

• Two (2) Gold pin JJ ECC83S/12AX7
• Two (2) Gold pin JJ ECC82/12AU7
• High-quality gold pin ceramic sockets

Other Features

• Each unit is hand made in the USA
• 50-hour factory burn in on all circuits and vacuum tubes
• Dimensions 17” W X 12” D X 5” H
• Weight 23 lbs.
• 16 gauge zinc plated steel enclosure
• Two year limited warranty
• Six months warranty on Vacuum Tubes
• Recessed RCA and XLR connectors are Gold plated with an isolated ground.
• All switches and knobs are easily accessible, nothing is hidden inside to adjust.