Kramer PA-50HZ User manual

PA-50HZ Quick Start (P/N: 2900-300973QS REV 3)
P/N:
2900- 300973QS
Rev:
3
Scan for full manual
PA-50HZ Quick Start Guide
Thisguide helps you install and use your PA-50HZ for the first time.
Go to http://www.kramerav.com/downloads/PA-50HZ to download the latest user manual and check if
firmware upgrades are available.
Step 1: Check what’s in the box
PA-50HZ 50W Power Amplifier
4 Rubber feet
1 Power adapter and cord
1 Quick start guide
Step 2: Get to know your PA-50HZ
#
Feature
Function
1
ON LED
Lights green when powered on, orange when in standby.
2
PROTECT LED
Lights red in case of over-current / short circuit / over-heat.
The device powers down until operational conditions are corrected and automatically
powers up.
3
INPUT 5-pin Terminal Block
Connector
Connect to a line-level, balanced, stereo audio source.
4
VOLUME Attenuator
Volume for speaker output.
5
LINE OUT 5-pin Terminal Block
Connector
Connect to a balanced, stereo audio acceptor (for example, amplified speakers).
6
Hi-Z Out 3-pin Large Terminal Block
Connectors
Connect Hi-Z and COM to mono Hi-Z speakers.
Speaker can output a mono signal.
7
48V DC Power Terminal Block
Connector
Connect to the Kramer power adapter.
Step 3: Install the PA-50HZ
Install PA-50HZ using one of the following methods:
•Mount the unit in a rack using an optional RK-1 rack adapter.
•Attach the rubber feet and place the unit on a flat surface.

Step 4: Connect the input and outputs
Always switch OFF the power on each device before
connecting it to your PA-50HZ. For best results,
we recommend that you always use Kramer
high-performance cables to connect AV equipment to
the PA-50HZ.
Connect the audio INPUT:
Connect the audio LINE OUT:
To a balanced stereo audio
source:
To an unbalanced stereo audio
source:
To a balanced stereo audio
acceptor:
To an unbalanced stereo
audio acceptor:
Step 5: Connect the power
Connect the power cord to PA-50HZ and plug it into the mains electricity.
Safety Instructions
Caution:
There are no operator serviceable parts inside the unit.
Warning:
Use only the power cord that is supplied with the unit.
Warning:
Do not open the unit. High voltages can cause electrical shock! Servicing by qualified personnel only.
Warning:
Disconnect the power and unplug the unit from the wall before installing.
See www.KramerAV.com for updated safety information.
Technical Specifications
Input
1 Stereo Balanced Audio
On a 5-pin terminal block (up to +4dBu/10kΩ)
Outputs
1 Stereo Balanced Line Level
On a 5-pin terminal block connector (up to +4dBu/600Ω)
1 Mono Speaker
On a 3-pin large terminal block
Input Sensitivity
Full power @1.5V (+5dBV)
Amplifier
Class
D
Output Power:
1 x 50W @ 70V or 100V
Maximum Voltage Gain:
37dB BTL
Dynamic Range
>120dB
Frequency Response
Speaker output 50Hz to 20kHz @ +/-3dB
Line level output 20Hz to 20kHz @ +/-0.3dB
S/N Ratio:
90dB, 20 Hz - 20 kHz
Audio THD + Noise:
Speaker output THD+N (1kHz @ 1W) 0.01 %
Line level output THD+N (1kHz @ 1W) 0.001 %
Audio 2nd Harmonic:
0.00006%
Controls
Screw trimmer input volume attenuator
Power
Consumption
48V DC, 1.3A
Source
48V DC, 1.36A
Cooling
Convection Ventilation
Environmental Conditions
Operating Temperature
0° to +40°C (32° to 104°F)
Storage Temperature
-40° to +70°C (-40° to 158°F)
Humidity
10% to 90%, RHL non-condensing
Regulatory Compliance
Safety
CE, UL
Environmental
RoHs, WEEE
Enclosure
Size
1/4 19” 1U
Type
Aluminum
General
Net Dimensions (W, D, H)
10.7cm x 10.4cm x 4.4cm (4.2" x 4.1" x 1.7")
Shipping Dimensions (W, D, H)
23.2cm x 13.6cm x 10cm (9.1" x 5.4" x 3.9")
Net Weight
0.8kg (1.8lbs)
Shipping Weight
1.4kg (3.1lbs) approx.
Accessories
Included
Power adapter, power cord
Optional
RK-1 rack adapter
Specifications are subject to change without notice at www.kramerav.com