User manual

Overview
3
3 Overview
The Kramer 900N is a high performance power amplifier that can accept a
balanced stereo audio input on a 5-pin terminal block connector, or
1
an
unbalanced stereo audio input on two RCA connectors.
The balanced and unbalanced stereo audio inputs are converted to a
differential stereo audio output for speakers on a 4-pin terminal block
connector.
The 900N Power Amplifier includes:
 An audio level knob to adjust the audio level output
 An ON LED indicating the unit is powered up
 A 12V power source making it ideal even for field operation
 An easy-to-connect detachable terminal block connector
The 900N Power Amplifier is housed in a Kramer TOOLS enclosure.
To achieve the best performance:
 Use only good quality connection cables
2
to avoid interference,
deterioration in signal quality due to poor matching, and elevated
noise levels (often associated with low quality cables).
 Avoid interference from neighboring electrical appliances that
may adversely influence signal quality and position your Kramer
900N away from moisture, excessive sunlight and dust
Caution – No operator-serviceable parts inside unit.
Warning – Use only the Kramer Electronics input power
wall adapter that is provided with this unit
3
.
Warning – Disconnect power and unplug unit from wall
before installing or removing device or servicing unit.
1 Both inputs cannot be connected simultaneously
2 Available from Kramer Electronics on our Web site at http://www.kramerelectronics.com
3 For example, part number 22535-000251