Phasemation EA-1200 Phono Amplifier Owner’s Manual

June 12, 2024
Phasemation

Phasemation EA-1200 Phono Amplifier Owner’s Manual
Phasemation EA-1200 Phono Amplifier

Thank you for purchasing Phasemation product.
Read your Owner’s Manual thoroughly for proper operation before starting to use your equipment.
Please keep your Owner’s Manual with care.

Safety Instructions

Before starting to use In this owner’s manual and on the product, various pictures are used to show our customers how to use Phasemation EA-1200 safely and properly in order to avoid the loss of our customer’s assets and to protect our customers from harm.

SAFETY PRECAUTIONS


CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN 

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.

**** 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.

WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.

IMPORTANT SAFETY INSTRUCTION

  1. Read these instructions.

  2. Keep these instructions. .

  3. Heed all warnings.

  4. Follow all instructions.

  5. Do not use this apparatus near water.

  6. Clean only with dry cloth

  7. Do not block any ventilation openings.
    Installing accordance with the manufacturer’s instructions.

  8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.

  9. Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.

  10. Only use attachments/accessories specified by the manufacturer.

  11. Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus.
    When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.

  12. Unplug this apparatus during lightning storms or when unused for long periods of time.

  13. Refer all servicing to qualified service personnel. Servicing is required when the apparatus has —= been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped

  14. Batteries shall not be exposed to excessive heat such as sunshine, fire or the like.

Posh
DECLARATION OF CONFORMITY
We declare under our sole responsibility that this product, to which this declaration relates, is in conformity with the following standards
EN60065, EN55032, EN55020, EN61000-3-2 and EN61000-3-3.
Following the provisions of Low Voltage Directive 2014/35/EU and EMC Directive 2014/30/EU

Usage Cautions

CAUTION:
To completely disconnect this product from the mains, disconnect the plug from the wall socket outlet.
The mains plug is used to completely interrupt the power supply to the unit and must be within easy access by the user.

A NOTE ABOUT RECYCLING:

This product’s packaging materials are recyclable and can be reused. Please dispose of any materials in accordance with the local recycling regulations.
When discarding the unit, comply with local rules or regulations This product and the supplied accessories constitute the applicable product  according to the WEEE directive.

Cautions on installation

Cautions on installation
Cautions on installation Wall

  • For proper heat dispersal, do not install this unit in a confined space, such as a bookcase or similar enclosure.
  • More than 0.1 m is recommended « Do not place any other equipment on this unit.

NOTE ON USE

WARNINGS

  • Avoid high temperatures. Allow for sufficient heat dispersion when installed in a rack.
  • Handle the power cord carefully. Hold the plug when unplugging the cord. « Keep the unit free from moisture, water, and dust. « Unplug the power cord when not using the unit for long periods of time.
  • Do not obstruct the ventilation holes.
  • Do not let foreign objects into the unit.
  • Do not let insecticides, benzene, and thinner come in contact with the unit.
  • Never disassemble or modify the unit in any way.
  • Ventilation should not be impeded by covering the ventilation openings with items, such as newspapers, tablecloths or curtains.
  • Naked flame sources such as lighted candles should not be placed on the unit.
  • Observe and follow local regulations regarding battery disposal.
  • Do not expose the unit to dripping or splashing fluids. « Do not place objects filled with liquids, such as vases, on the unit.
  • Do not handle the mains cord with wet hands. The equipment shall be installed near the power supply so that the power supply is easily accessible.
  • Do not keep the battery in a place exposed to direct sunlight or in places with extremely high temperatures, such as near a heater.

Care of Equipment

  • If the equipment is covered with dust or dirt, clean it with a soft cloth.
  • If the equipment is very dirty, put detergent which is thinned very well with water on a soft cloth. Wring the cloth and wipe off the dust and dirt. Then clean with a dry soft cloth.
  • Never use chemical agents such as thinner, naphtha or alcohol when cleaning it.
    If any of them is attached to the equipment, the silk printing can be flaked or the surface can lose metal luster.

Names and Functions

Power Supply Unit

Front Panel (Power Supply)
Front Panel
Rear Panel (Power Supply)
Rear Panel

  1. POWER switch
    The power supply can be turned on or off by pressing the POWER switch.

  2. POWER indicator
    The POWER indicator lights up blue when the power supply is supplied.

  3. DC OUT
    The DC power supply is supplied from two connectors to the L and R Phono Equalizer units through two DC power junction cables of accessories. L and R are not specified to the two connectors.

  4. AC IN
    Connect the AC power cable of the accessories to the AC INLET of the power supply unit, and plug it in an outlet.
    Phono Equalizer Units
    Front Panel (Phono Equalizer)
    The L and R  Phone E quailerUnits have the same front panel.
    Phono Equalizer Units

  5. PLAYBACK CURVE switch
    The playback equalizer curve can be selected with this switch. The respective Phono Equalizer Unit has three built-in playback equalizer curves. You can switch it to the selection matching the type of your record.

    • STEREO: RIAA curve for playing a stereo LP record
    • MONO 1: Curve 1 for playing a Monaural LP record (For DECCA label and so on: FFRR)
    • MONO 2: Curve 2 for playing a Monaural LP record (For Columbia label and so on)
      Electric Characteristics of the Playing Equalizer Curve
Curve Turnover/Low limit Roll off
STEREO 500Hz/50Hz(+2 75 1t s~2120Hz(-13.75dB at 10kHz
MONO 1 500Hz/125Hz(+12-12. 50 ¢t s—3000Hz(-10.5dB at 10kHz)
MONO 2 500Hz/100Hz(+14dB) 100 1 s-1590Hz(-16dB at 10kHz)

Graph

  1. POWER & MUTE Indicator
    Red: When the power turns on, it lights up red with no sounds coming out until the inner circuit is stable.
    Blue: When the inner circuit is stable, it lights up blue and sounds will come out.
    Purple: When the inner circuit is stable and the FUNCTION switch is at DEGAUSS, it lights up purple with no sounds coming out.

  2. INPUT Changing Switch
    This switch changes the input terminal

  3. Input Terminal 1 (INPUT1) is selected RCA (unbalanced) / XLR (balanced)

  4. Input Terminal 2 (INPUT2) is selected RCA (unbalanced) / XLR (balanced)

  5. Input Terminal 3 (INPUT3) is selected RCA (unbalanced) / XLR (balanced)

  6. BAL/UNBAL Switch
    You can select either RCA (unbalanced) or XLR (balanced) matching the terminalof the phono cable that is to be connected.
    Caution

    • When using the RCA connector, set the switch to BAL and if there are no hums or noises with the system being used, it is recommended that you continue to use it with the switch at BAL for high sound quaility.
    • RCA and XLR cannot be used connecting both of them at the same time
  7. FUNCTION Changing Switch
    Change according to the type of cartridge used

    • MM
      Select this when using an MM cartridge.
      Select this when using an external MC stepup transformer.

    • MC
      Select this when using an MC cartridge.

    • DEGAUSS
      This can degauss the MC cartridge that contains magnetized iron core. Select the input that is not connected to the MC cartridge with the INPUT switch and let the record play for about 30 seconds. No sounds will come out during this time.
      Notice

    • Demagnetization of the built-in step-up transformer When the power is turned on, select INPUT1, FUNCTION DEGAUSS, and connect a demagnetizer (DG-100) to the RCA terminal of INPUT1 to demagnetize it. At this time, please turn off the connected preamplifier for safety
      Rear Panel (Right)
      Rear Panel
      Rear Panel (Left)
      Rear Panel

  8. INPUT 1,2,3 (RCA) Terminals
    Use when the phono cable to be connected is an unbalanced RCA type connector.

  9. INPUT 1,2,3 (XLR) Terminals
    Use when the phono cable to be connected is a balanced (XLR) type connector.
    Notice
    For a balanced connection of the XLR terminal, an applicable phono cable is necessary.

    • For the XLR terminals, no.1 is GND, no.2 is HOT, and no.3 is COLD.
    • Even if the XLR terminal is a balanced connection, if the function is changed to MM, it becomes an unbalanced connection. Caution
    • For INPUT1,2,3 do not connect the RCA terminal and XLR terminal at the same time.
    • Do not insert a short pin to the RCA terminal when using the XLR terminal.
  10. GND Terminal (2 places)
    Connect an earth cable from an analogue disc player to one GND terminal from either GND of Lor R.
    OUTPUT 1,2 (RCA) Terminals
    This is an equalizer output (RCA) terminal of an unbalance. This connects to the line level’s RCA input terminal (150-250mV) of a pre-amplifier AUXterminal or so forth.
    Caution
    Do not connect to a phono input terminal of a pre-amplifier having a phono amplifier inside. It will go to maximum input and sounds will distort.

  11. DC IN Connector
    The DC power relay cable (from accessories) connects to the power supply.
    Caution
    Do not plug or unplug the DC IN connector while the power is ON or immediately after the power is OFF.
    This may cause malfunction.

Connections

Connections

Trouble Shooting Guide

In case the equipment does not operate properly, check out the followings.
If it does not operate properly even after checking the advised points, then remove the electric plug from the socket outlet and contact the dealer.

Trouble Causes Measures
he power does not turn on
  •  The electric plug is not entirely insert

|

  • Properly insert the electric plug to the socket outlet.
  • Properly insert the A power cable to the power inlet of this unit.

No sounds come ou|

  • The signal wire is not entirely inser

|

  • Insert the signal wire

annot play sounds at high bands|

  •  An MM cartridge is us

|

  • Select the MM with the

FUNCTION changing switch.

Sounds warp @|

  • This unit’s output is connected to the phono amplifier input terminal of the pre-amplifier.

|

  • Connect to the line level input terminal (such as AUX) of the pre-amplifier

When the INPUT
it makes a clicking noise
switch is operated,|

  • Due to the principle of switching, it makes a clicking noise to a certain level.

|

  • Turn the power switch of this unit off or operate after using up all the amplifier’s volume control

A hum noise is
heard|

  • The signal wire is not entirely inserted.
  • The analog disc player and earth line are disconnected.
  • There is a power transformer or a motor of another device nearby
  • Both the XLR and RCA are connected to the input termi

|

  • Properly insert the signal wire
  • Properly connect the earth line
  • Place it away from the power transformer and/or the motor.
  • Connect either one to the input terminal

Sounds do not
come out right after the power is on.|

  • This unit uses a vacuum tube.
    Sounds do not come out right away until the inner circuit is stable.

|

  • Wait for 1 minute after turning the power

User Support

As for unclear matters with regard to the after service, please contact the dealer.

Specifications

Product| MM/MC compatible LCR-type phono amplifier in three enclosures
---|---
Input Form| MM| MC
Input Sensitivity| 2mv| 0.1mV
Suitable Cartridge Output Impedance| 47kQ or less| 1.5-40Q
Gain| 40dB| 66dB
Input Equivalent S/N Ratio| -120dBV| -146dBV
Rated Output Voltage| 200mV (1kHz)
Deviation from RIAA Curve| +0.3dB (20 to 20kHz)
Power Consumption| 43W (120VAC 60Hz) for each ch (USA)
43W (230VAC 50/60Hz) for each ch (Europe)
Dimensions (mm)| Amplifier 210(W)x93(H)*365(D)
Dimensions (mm) Power Supply 210(W)x93(H)x346(D)
Weight| Amplifier 4kg x2, Power Supply 5.8kg

  • AC power cable x1, DC power relay cable x2, GND connecting cable x1
  • The specifications and appearance of this equipment are subject to change without notice due to
    improvements.

Kyodo Denshi Engineering Co., Ltd.
8-40-17 Shinyoshidahigashi Kohoku-ku Yokohama-shi Kanagawa 223-0058 Japan
E-mail : info@phasemation.jp
URL : https://phasemation.jp
Phasemation is the original audio brand of Kyodo Denshi Engineering Co., Ltd.
Phasemation Logo

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