User Manual

16
6.3. Tube Replacement
In the case of vacuum tube damaging, contact the manufacturer or your dealer for ordering
new one. You will get instructuions how to change tube and how to preset proper parameters,
too.
If you are not comfortable to replace vacuum tube itself, contact your Service Center, please.
In the USA call or write to:
Array Solutions
2611 North Belt Line Road
Suite # 109
Sunnyvale, TX 75182
Tel: [phone]
Email: [e-mail]
6.4. Cleaning
To prevent damage of amplifier surfaces and plastic components do not use aggressive
chemicals for cleaning. Do not open the amplifier for cleaning. Outer surface may be safely
accomplished by using piece of soft cotton cloth moistured with clean water or window
cleaner.
7. APPENDIX
7.1. Band blocking
For US market, manufacturer supplies power amplifiers with 24Mc and 28Mc band
mechanically blocked. For licensed HAMs dealer will release the lock upon request and on
presentation of a valid license.