Vista 1 User Manual

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Dear Customer 
 
We at ENG Vista want to take this opportunity to thank you for purchasing the Model 1 
Experimenter’s SE Audio Amplifier.  The people that stand behind your amplifier draw on more 
than a decade of professional electronics design and manufacturing experience. We are 
committed to providing our customers with the high quality sound at an affordable price. We have 
achieved this goal through modern design, quality parts, expert components sourcing and efficient 
manufacturing. We are confident that your amplifier will be a pleasure to experiment with and that 
you will gain a valuable experience. When you are ready to move to the next stage in your 
experimental work, the Model 1 will give you many years of listening pleasure as a part of your 
audio system. 
 
Before using this amplifier, please take the time to carefully read and understand the safety 
instructions and operating procedures. Becoming familiar with all details about your amplifier will 
ensure safe usage and reliable operation. Take special care when operating with high voltages 
and making adjustments. 
 
The effort you invest now will be well rewarded as the time goes by. 
 
THANK YOU! 
ENG Vista, Inc. 
 
 
 
 
 
YOUR SAFETY IS VERY IMPORTANT TO US. PLEASE READ CAREFULLY THE 
FOLLOWING NOTES AND SAFETY PRECAUTIONS.  THANK YOU. 
 
 
This kit is not intended for beginners. It requires familiarity with safe 
procedures for tests, measurements and modifications of high voltage 
equipment.  
 
Exercise extreme caution when working with high voltages and always unplug 
the power before making any changes or adjustments
 
 
 
 
 
 
 
NOTE: Please make sure to check our website at http://audio.engineeringvista.com for updates, 
test results and latest news. On our website you can also order spare parts. Feel free to contact 
us with any questions or comments. We are looking forward to hearing from you. 
 
 
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