INSTRUCTIONS FOR USE
Pro-Ject Head Box II
Dear music lover,
thank you for purchasing a PRO-JECT AUDIO headphone amplifier.
In order to achieve maximum performance and reliability you should study these instructions for use carefully.
!
Warning of a hazard for the user, the unit or possible misuse.
Important notice.
Connection to the amplifier (recorder)
Connect the TAPE OUT RCA/phono sockets from your amplifier to the In RCA/phono sockets of the headphone amplifier. The Out RCA/phono sockets of the headphone amplifier can be connected to the input sockets of your recorder.
Take care to connect the left and right channels correctly. The right channel is usually marked red, the left channel black or white.
Connecting the headphones
Connect the headphones to the ¼“ (6,3mm ) jack socket on the front of the headphone amplifier. Use the control knob to adjust the level to the required volume.
!
Please turn the volume level to minimum before connecting the headphone. Minimum impedance of the head phone 30ohms.
Headphone replay
Use the input selector of the amplifier to choose the source you wish to hear.
Mains power connection
The headphone amplifier is supplied with a power supply suitable for your country's mains supply. Check the label before connecting to ensure compliance with the mains rating in your house. Connect the low voltage plug from the power supply to the Power ~16V socket before connecting the power supply to the mains.
Technical specifications |
Pro-Ject Head Box II |
Power output: |
330mW/30ohms, 60mW/300ohms |
Headphone connection: |
> 30ohms |
Signal to noise: |
187dB (100dB - A weighted) at full output |
Frequency response: |
30Hz – 20kHz/-0,05dB (10Hz – 120kHz/-1dB) |
THD (IMD): |
0,005% (0,001%) |
Gain: |
11dB |
Headphone jack: |
3-pole ¼“ (6,3mm ) phono socket |
Line-level output: |
1 pair RCA/Phono sockets |
Outboard power supply: |
16V/500mA AC, suitable for your country's mains supply |
Power consumption: |
16V/120mA AC |
Dimensions W x H x D (D with sockets): 103 x 36 x 103 (109)mm
Weight: |
600g without power supply |
2 |
© Audio Trade GmbH · Pro-Ject Head Box II · Revision 15.10.10/15.12.10 |
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