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zesto EROS 300 Owner's Manual

Class a monaural power amplifier

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Power ON/OFF switch
ON/OFF (located on front panel).
Front panel LED lights ................................................................................
high voltage, Amber indicates low voltage (Both lights
IEC Power entry connector ........................................................................
power input with 6.3 Amp slow blow fuse.
mains inlet connector.
blow.
Input .......................................................................................................
Ended high quality recessed gold pin connectors and
Input Ground ON/OFF switch .......................................................................
disconnects the ground (pin 1) to the Balanced input
Speaker outputs......................................................................................... 5 way binding
posts with 4 and 8 Ohm taps with Black common.
connecter (see manual for wiring)
Outputs fuses............................................................................................
5 Amp slow blow fuses for each output tap
Proper Care of your EROS 300 Power Amp
Very Important Read First
EROS 300
Class A Monaural Power Amplifier
Owner's Manual
Please read carefully before
installing and operating this equipment
......................................................................... Turns the unit
will remain on when unit is in use)
Optional factory installed 220V, 230V/240V main with
XLR true floating balanced transformer input.
Red indicates
110/120V AC
Fuse installed in
3.15 Amp slow
RCA Single
Connects or
SpeakOn
Individual 8 and

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Summary of Contents for zesto EROS 300

  • Page 1 4 and 8 Ohm taps with Black common. SpeakOn connecter (see manual for wiring) Outputs fuses………………………………..……………………………………………… Individual 8 and 5 Amp slow blow fuses for each output tap Proper Care of your EROS 300 Power Amp Very Important Read First...
  • Page 2 The unit is ready to listen to within a few minutes after powering up, however for best performance allow at least 30 minutes of warm up. It is not recommended to drive the EROS 300 directly from a DAC or to use a passive volume control. The EROS is designed to be driven by a powered preamp.
  • Page 3 Important! Power amps need good clean power. For best results it is recommended to plug the EROS 300 directly into an AC wall outlet with a proper ground and not through any power conditioner, extension cord or power outlet strip. Carefully plug in the AC power cable to the power amp first then into the wall outlet.
  • Page 4 3 pin IEC power inlet connector with built in fuse Active Components Matched sextet set of six (6) KT88’s vacuum tubes Two (2) Gold pin ECC82 (12AU7) vacuum tubes High quality gold plated ceramic sockets Other Features Each unit is made by hand 50 hour factory burn in on all circuits and vacuum tubes Dimensions 17"...
  • Page 5 17. IMPORTANT SAFETY NOTE: • Before connecting a new product such as the EROS 300 to your audio or home theater system, turn off all other equipment (preferably unplugging them from the AC power source). Many audio components feature automatic turn-on circuits that may activate during an installation, potentially causing damage to electronic components or speakers.
  • Page 6 • Power Cord: The removable IEC power cord provided with your unit was specifically designed for use with this product, but other AC cords may be used. Consult your dealer for advice on AC power cords and high quality wire in your system. •...
  • Page 7 Do not spill liquid of any kind on the unit. If water or any metal object (such as a paper clip, coin, or staple) accidentally falls inside the unit, disconnect it from the AC power source immediately and contact Zesto Audio for further instructions. 7. HEAT: Position the unit away from heat sources such as radiators, heat registers, stoves, or other units (including amplifiers) that produce heat.
  • Page 8: Tips And Tricks

    Not Included: Interconnect or speaker cables Dear Music Lover, I wanted to personally thank you for your purchase of my EROS 300 Monaural Power Amp. I have loved music all my life – as a musician, record producer and audio engineer. That makes me fussy about sound.
  • Page 9 Any damage caused by tube rolling is not covered by the manufacturer’s warranty. Warranty All Zesto Audio equipment is covered by a 2 year limited warranty for parts and labor to cover defects in materials and workmanship and 6 month warranty on the original vacuum tubes from date of purchase.