Fostex PH-50 - User Manual

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CAUTION:

TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT,

FULLY INSERT.

ATTENTION:

POUR EVITER LES CHOCS ELECTRIQUES, INTRODUIRE LA LAME LA PLUS

LARGE DE LA FICHE DANS LA BORNE CORRESPONDANTE DE LA PRISE ET

POUSSER JUSQU' AU FOND.

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK,

DO NOT REMOVE COVER (OR BACK).

NO USER - SERVICEABLE PARTS INSIDE.

REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

9. Heat - The appliance should be situated away from heat sources such

as radiators, heat registers, stoves, or other appliances (including

amplifiers) that produce heat.

10. Power Sources - The appliance should be connected to a power supply

only of the type described in the operating instructions or as marked on

the appliance.

11. Grounding or Polarization - The precautions that should be taken so

that the grounding or polarization means of an appliance is not defeated.

12. Power Cord Protection - Power supply cords should be routed so that

they are not likely to be walked on or pinched by items placed upon or

against them, paying particular attention to cords at plugs, convenience

receptacles, and the point where they exit from the appliance.

13. Cleaning - The appliance should be cleaned only as recommended by

the manufacturer.

14. Nonuse Periods - The power cord of the appliance should be unplugged

from the outlet when left unused for a long period of time.

15. Object and Liquid Entry - Care should be taken so that objects do not

fall and liquids are not spilled into the enclosure through openings.

16. Damage Requiring Service - The appliance should be serviced by

qualified service personnel when:

A. The power supply cord or the plug has been damaged; or

B. Objects have fallen, or liquid has been spilled into the appliance; or

C. The appliance has been exposed to rain; or

D. The appliance does not appear to operate normally or exhibits a

marked change in performance; or

E. The appliance has been dropped, or the enclosure damaged.

17. Servicing - The user should not attempt to service the appliance beyond

that described in the operating instructions. All other servicing should

be referred to qualified service personnel.

"WARNING"

"TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,

DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE."

SAFETY INSTRUCTIONS

1. Read Instructions - All the safety and operating instructions should be

read before the appliance is operated.

2. Retain Instructions - The safety and operating instructions should be

retained for future reference.

3. Heed Warnings - All warnings on the appliance and in the operating

instructions should be adhered to.

4. Follow Instructions - All operating and use instructions should be followed.

5. Water and Moisture - The appliance should not be used near water - for

example, near a bathtub, washbowl, kitchen sink, laundry tub, in a wet

basement, or near a swimming pool, and the like.

6. Carts and Stands - The appliance should be used only with a cart or

stand that is recommended by the manufacturer.

An appliance and cart combination should be moved with care. Quick

stops, excessive force, and uneven surfaces may cause the appliance

and cart combination to overturn.

7. Wall or Ceiling Mounting - The appliance should be mounted to a wall or

ceiling only as recommended by the manufacturer.

8. Ventilation - The appliance should be situated so that its location or position

dose not interfere with its proper ventilation. For example, the appliance

should not be situated on a bed, sofa, rug, or similar surface that may

block the ventilation openings; or, placed in a built-in installation, such as

a bookcase or cabinet that may impede the flow of air through the

ventilation openings.

The lightning flash with arrowhead symbol, within an equilateral

triangle, is intended to alert the user to the presence of uninsulated

"dangerous voltage" within the product's enclosure that may be of

sufficient magnitude to constitute a risk of electric shock to persons.

The exclamation point within an equilateral triangle is intended to

alert the user to the presence of important operating and maintenance

(servicing) instructions in the literature accompanying the appliance.

Model

PH-50

Owner's Manual

Thank you for purchasing our Fostex product.

The model PH-50 is a headphone distributor. It has three inputs and five high power (500mW) headphone

outputs whose output level can be separately controlled. In addition, it contains a matrix box function for

five inputs and five outputs.

For inputs to the headphone distributor, it has two balanced lines and one unbalanced line. The balanced

input level can be switched for receiving +4dBu or -10dBV levels. Also, the CUE box function can be

employed by using the AUX inputs, and the multi-channel operation by cascade connection of a multiple

number of PH-50's. Please carefully read through this manual for many years of good service.

Headphone Amp Distributor

Other manuals for Fostex PH-50

Service Manual12 pages

Need help?

Do you have a question about the Fostex PH-50 and is the answer not in the manual?

Summary

Product Introduction and Safety

About the Fostex PH-50

Details the PH-50's capabilities, including inputs, outputs, and functions.

Hazard Warnings

Alerts users to risks of electric shock and electrical hazards.

Operating Safety Guidelines

Provides detailed instructions for safe operation and maintenance of the appliance.

Operating Notes

Safe Operation Practices

Key recommendations for protecting hearing and preventing damage during use.

Controls and Jacks Overview

Front Panel Controls

Explains the function of each knob and switch on the front of the PH-50.

Rear Panel Connections

Details the purpose and connectivity of each jack on the rear panel.

Operating Examples

Cascade Monitoring System

Illustrates connecting multiple PH-50s for a large monitoring setup.

Recording Studio Configuration

Shows how to use the PH-50 for monitor and talkback distribution in a studio.

System Block Diagram

Signal Flow Explanation

Visualizes the internal signal paths and connections within the PH-50.

Technical Specifications

Input;Output Details

Lists input and output levels, impedances, and frequency response.

General Specifications

Details dimensions, weight, power supply, and consumption.

Compliance and Support

EC Directive Declaration

States compatibility with EMC and Low Voltage Directives.

European Distributor List

Provides contact information for Fostex distributors in Europe.