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The stacking of these cores, the wire and interleaving are trade secrets, and you can 
certain that Chinese built transformers which are so inefficient they have to be twice the 
physical size to do half as much, can’t compete.  You can relax in knowing you have 
the best.

LOUDSPEAKERS / EARSPEAKERS

The SE34I.3 is designed to have it’s maximum power into 8 ohm speakers.  That does 
not rule out all 4 or 6 ohm speakers, or 12, and 16 ohm speakers.  It simply means that 
statistically it will work best with around 8 ohms.  Since the only thing that happens 
when you get a lot higher or lower than 8 ohms is the power output goes down, having 
efficient speakers may make this completely a non-issue.  You can not hurt the 
amplifier by hooking up speakers that are more or less than 8 ohms.  This includes 
planar magnetic ear-speakers (headphones) which are too hard to drive with 
conventional headphone amplifiers but may be as high as 30 or even 70 ohms.  Most 
of the time these work just fine and sound great with this amp.

We find that some speakers rated as low as 90dB 1w/1m get loud enough on this amp 
to fill an average size room with a nice full sound.  However, statistically 94dB or higher 
is ideal.

POWER CORD / FUSE

Your amplifier has the highest quality fused IEC connector available.  It is SUPERIOR to 
the Gold Plated Chinese units that are rebranded and passed of as expensive 
audiophile gear -at a ridiculous price.  This is important because if you choose to use a 
high grade audiophile power cord it makes no sense to plug it into a 50 cent IEC 
connector, which btw is what is on MOST amplifiers today - even expensive ones.

The fuse is a 3 amp, 20mm glass fuse.  You can use fast or slow blow type 
replacements in the amp.  It is located INSIDE the IEC connector.  To access it, remove 
the power cord and take a small screwdriver to pry the little door open.  It will come 

                O W N E R S   M A N U A L                

               

Decware High Fidelity Engineering Co.,  East Peoria IL, USA   www.decware.com    

                                           

Summary of Contents for Rachael SE34I.3

Page 1: ...O W N E R S M A N U A L Decware High Fidelity Engineering Co East Peoria IL USA www decware com Rachael The Zen Triode Integrated Amplifier MANUAL NO 01 REV DATE 7 2012 MODEL SE34I 3...

Page 2: ...r 2 resistors and our premium output transformers made from the finest US gain oriented silicon steel see section on transformers The amplifier is available in five configurations Configuration 1 Stra...

Page 3: ...ng the first channel The advantage to doing this is that you can hear once you get close to a match between the channels the sound stage lock in when you hit the right spot Since your room is non symm...

Page 4: ...EB which is what is printed on the tube Alternately you can use 6922 s which are a touch less warm but slightly more dynamic Using 6DJ8 s may or may not work depending on the brand and condition of t...

Page 5: ...the bias with a bias control this way sounds better The reason everyone doesn t do it this way is because it sacrifices power So it s an issue of better sound or more power We choose better sound If y...

Page 6: ...lty tube will test perfectly fine so the meters are the only way to discover this problem which of course you would also hear but if you ONLY heard it and did not have the meters you would have no ide...

Page 7: ...annel jack s are color coded WHITE If you have all four input jacks on your amplifier the selector switch will start with the farthest pair to the outside near the binding posts and finish with the ne...

Page 8: ...e 0 014 0 355 mm Grain Orientated Electrical Transformer Steel Lamination with steam blue oxide on the surfaces and edges to minimize stray losses between laminations This squared hysteresis loop iron...

Page 9: ...headphone amplifiers but may be as high as 30 or even 70 ohms Most of the time these work just fine and sound great with this amp We find that some speakers rated as low as 90dB 1w 1m get loud enough...

Page 10: ...es away How to tell if you have a ground loop causing hum simply remove all your interconnects from the input jacks of your amplifier so that the only thing hooked to it is your loudspeakers You shoul...

Page 11: ...two track master tape where the recording was done with top notch microphones and engineering Even the worlds most expensive DAC and TRANSPORT will not sound as good so obviously a 2500 00 DAC and tra...

Page 12: ...and helping you troubleshoot the problem Decware amps are built to outlast you and are frankly damn hard to break Returns should be sent to our main office Please use the Return Form on our web site f...

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