DD-8 Power Ampliers
Operation Manual4
DocumentatIon conventIonS
This document contains general safety, installation, and operating instruc tions for the DD-8 Power
Amplier. It is important to read this user guide before attempting to use this product. Pay par ticular
attention to safety instructions.
The following symbols are used in this d ocument:
Appears on the component to indicate the presence of uninsulated, dangerous voltage
inside the enclosure – voltage that may be sucient to constitute a risk of shock.
Appears on the component to indicate important operating and maintenance
instructions in the accompanying literature.
Calls attention to a procedure, practice, condition or the like that, if not correctly
performed or adhered to, could result in injury or death.
Calls attention to a procedure, practice, condition or the like that, if not correctly per formed
or adhered to, could result in damage to or destruction of part or all of the produ ct.
Calls attention to information that is essential to highlight.

CAUTION

WARNI NG

NOTE:

FCC COMPLIANCE NOTICE
This device complies with part 15 of the FCC rules. Opera tion is subject to the
following two conditions: (1) This device may not cause harmful inter ference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation.
CAUTION: Changes or modifications not expre ssly approved by the party
responsible for compliance could void the user ’s authority to operate the equipm ent.
NOTE: This equipment has been tested and fo und to comply with the limits for a
Class B digital device, pursuant to part 15 of the FCC Rules. These li mits are designed
to provide reasonable protection agains t harmful interference in a residential
installation. This equipment generates , uses, and can radiate radio frequenc y energy
and, if not installed and used in accordance with th e instruction manual, may cause
harmful interference to radio communicatio ns. However, there is no guarantee that
interference will not occur in a particular ins tallation. If this equipment does cause
harmful interference to radio or television re ception, which can be determined
by turning the equipment o and on, the user is en couraged to try to correct the
interference by one or more of the followin g measures:
• Reorient or relocate the receiving antenn a.
• Increase the separation between th e equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to whi ch
the receiver is connected.
• Consult the dealer or an experienced radi o/TV technician for help.