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1.

Ventilation - Although your 

LINE Series

Preamplifier generates

only nominal heat in use, be sure that the ventilation slots in the
top cover have 

at least

6” of unobstructed air space above them.

Do Not obstruct the bottom vent by operating the preamplifier on
carpet or with the rubber feet removed.

2.

Water and Moisture - This product should not be used near

water. Do not expose this product to rain or moisture to prevent
fire or shock hazard.

3.

Heat - This product should be situated away from heat

sources such as radiators, heat registers, stoves, or other appli-
ances which produce heat.

4.

Power Sources - This product should be connected to an AC

power source of the proper rated voltage. The original shipping
containers will stipulate the AC voltage this unit can operate with
correctly.

5.

Cleaning - A regular dusting with a soft, non-abrasive cloth

will generally keep the finish of the faceplate and chassis looking
like new. At no time should you allow any liquid to come in con-
tact with the

LINE Series

Preamplifier and Power Supply; it may

run into the electronic circuitry and cause damage which will not
be covered under your warranty.

6.

Servicing - Do not open this product. 

No user serviceable

parts inside.

Refer servicing to an authorized service technician.

7.

Non-Use Periods - The power cord of this product should be

unplugged from the outlet when left unused for an extended peri-
od of time.

8.

Do not remove Preamplifier or Power Supply covers while unit

is connected to an AC power source. 

PACKING MATERIALS

We recommend that you retain all of the packing material and
shipping boxes for your

LINE Series

Preamplifier and Power

Supply. They are custom designed to prevent shipping damage
from occurring. Sonic Frontiers, Inc. will accept no responsibility
for any damage occurring to a 

LINE Series

Preamplifier and

Power Supply that is shipped in packing material other than the
original Sonic Frontiers packing material.

DISCLAIMER OF LIABILITY

Under no circumstances does Sonic Frontiers, Inc. assume liabili-
ty or responsibility for injury or damages sustained in the use or
operation of this equipment or for damages to any other equip-
ment connected to it.

Sonic Frontiers, Inc. reserves the right to make design changes or
improvements without the obligation to revise prior versions. All
specifications are subject to change without notice.

LIMITED FIVE YEAR WARRANTY

Sonic Frontiers, Inc. warrants to the purchaser that each Line
Series Preamplifier and Power Supply is free of manufacturing
defects for a period of five (5) years from the date of purchase.
This five (5) year limited non-transferable warranty excludes all
vacuum tubes, which we warrant for a period of twelve (12)
months. To receive this warranty, the original purchaser must
complete and mail to Sonic Frontiers, within thirty (30) days from
the date of purchase, the enclosed Warranty Registration Form.
Sonic Frontiers, Inc. will then validate the warranty to the original
purchaser. This warranty is subject to the following conditions
and limitations:

1.

Warranty applies only to the original purchaser.

2.

This warranty is void and inapplicable if the product has been

handled other than in accordance with the instructions in this
Owner’s Manual, abused or misused, damaged by accident or
neglect or in being transported, or the defect is due to the prod-
uct being tampered with, modified or repaired by anyone other
than Sonic Frontiers, Inc. or an authorized Sonic Frontiers repair
depot.

3.

Warranty does not cover normal maintenance.

4.

Sonic Frontiers, Inc. shall not be responsible in any way for

consequential or indirect damages or liabilities resulting from the
use and operation of the product covered herein or resulting from
any breach of this warranty or any implied warranty relating to
said product.

During this period, Sonic Frontiers, Inc. will repair or replace any
defective components free of charge. A Return Authorization
Number (RAN) is required before any product is returned to our
factory for any reason. This number must be visible on the exteri-
or of the shipping container(s) for Sonic Frontiers to accept the
return.

Units shipped to us without a Return Authorization Number or
without a visible RAN on the exterior of the shipping container(s)
will be returned to the sender, freight collect.

Units to be repaired by Sonic Frontiers, Inc. must be sent ship-
ping and insurance prepaid by the original purchaser in the orig-
inal packing material. A returned product should be accompa-
nied by a written description of the defect. Repaired units will be
returned by Sonic Frontiers, Inc. shipping and insurance prepaid.

All other warranties or conditions either written, verbal, expressed
or implied are void.

Note:  In foreign markets (anywhere outside of Canada and the USA),
the warranty is supplied by the authorized International Distributor.
Exact terms and conditions may vary.

13

SAFETY INSTRUCTIONS

Summary of Contents for INE 1

Page 1: ... E R S L I N E S E R I E S P R E A M P L I F I E R S OW NE R S MAN UAL L I N E 1 P R E A M P L I F I E R L I N E 2 P R E A M P L I F I E R A N D P O W E R S U P P L Y L I N E 3 P R E A M P L I F I E R A N D P O W E R S U P P L Y ...

Page 2: ...ntrol Diagrams 2 Control and Connection Functions 4 Preamplifier Set up 6 Tube Insertion 6 Chassis Placement 7 Connecting External Equipment 7 Power Connections 8 Home Theatre Accessories 8 Powering On and Startup Procedures 9 Remote Control Functions 10 Tube Replacement 11 Trouble Shooting 11 Fuse Location 11 Safety Instructions 12 Warranty 12 Technical Specifications 13 Remote Control Battery Re...

Page 3: ...otection and safety of the preamplifier during transportation Here is a chart listing what you will find in the box Tube Complement Line 1 and Line 2 6 6922 Line 3 10 6922 2 6GH8A Phillips Screwdriver 1 Screws 18 or 36 Power Cord 1 Cotton Gloves 1 pair Extra Fuses 2 Line 1 Line 2 or Line 3 Preamplifier 1 Line 2 or Line 3 Power Supply 1 Preamplifier Top Cover 1 Power Supply Top Cover 1 Remote Contr...

Page 4: ...NE 1 LINE 2 AND LINE 3 FRONT PANEL Note This diagram applies to ALL LINE Series preamplifiers as they all have identical front panel functions X P Q V R S T U LINE 2 AND LINE 3 REAR PANEL O W W O Figure 1 Line 1 Line 2 and Line 3 Front Panel Figure 2 Line 1 Rear Panel Figure 3 Line 2 and Line 3 Rear Panel 2 ...

Page 5: ...LINE 3 POWER SUPPLY REAR PANEL N Y Figure 4 Line 2 Power Supply Rear and Front Panels Figure 5 Line 3 Power Supply Front Panel Figure 6 Line 3 Power Supply Rear Panel OPERATION CONNECTIONS AND CONTROL FUNCTIONS CONT D Z M LINE 3 POWER SUPPLY FRONT PANEL ...

Page 6: ...work when SSP mode is selected F Phase Button This button allows the user to invert the system phase polarity by 180 relative to the input signal easi ly and safely Depending upon the methods used in producing the recording the user may prefer listening to a given recording in either phase position G LED Display Window The Display window gives the operating status of the Preamplifier There are fou...

Page 7: ... such as one of the Sonic Frontiers POWER Series amplifiers These two outputs as with the sin gle ended outputs Q allow for easier biamping and greater flexibility when dealing with components such as electronic crossovers etc As with all outputs and inputs on these Preamplifiers the left channel is situated on the upper row of connectors and the right channel is on the lower row Q Single Ended RC...

Page 8: ...mplifier boxed in the packaging storage compartment 3 Inspect the tubes for code markings They will be coded individually each with one of the following codes LV1 LV3 and V1 V3 on the Line 1 and Line 2 The tubes for the Line 3 are labeled LV1 LV6 and V1 V6 4 Now inspect the printed circuit board PCB above the tube sockets in the Line 1 Line 2 or Line 3 preamplifier for the codes matching the codes...

Page 9: ...re sensitive and may deform if exposed to excessive heat The units must be placed on a hard flat surface NOT on carpet preferably side by side or on separate shelves with plenty of unobstructed space all around the preamp to allow for free move ment of air for proper cooling Do not operate these preamplifiers in an enclosed cabinet overheating will result Allow at least 6 15 cm of clear space all ...

Page 10: ...g clockwise until it clicks indicating it is locked X Y N PREAMPLIFIER SET UP CONT D HOME THEATRE ACCESSORIES OPTIONAL There are two external connections provided for customization of you home theatre set up These are the I R Jack Infra Red and the Relay Trigger Both of these connections accept a 3 5 mm stereo plug as shown below I R JACK INFRA RED The LINE Series preamplifiers allow you to instal...

Page 11: ... change the phase polarity from 0 to 180 change the mode from STEREO to MONO MUTE the output and select TAPE concurrently The maximum number of functions displayed in the LED window at any time is five plus the volume levels 5 When you select SSP Surround Sound Processor mode it will illuminate in the LED display window and all other functions in the LED window will blank and are completely disabl...

Page 12: ...s Simply press and hold the Mode button for 1 5 seconds to perform this operation 8 Mute The preamp can be muted by pressing the mute button When the signal is muted MUTE will be indicated in the LED display window When coming out of MUTE the volume will ramp up to the selected level at a rate dependent on this level Note When switching between inputs the volume will ramp up to the preset level Wh...

Page 13: ... separation in mono mode most stereo recordings contain a certain degree of summing and differencing between channels plus signals which are pan potted or have modified phase relationships to each other This spacial information may occur naturally in the recording process by acoustic leakage between mic channels or be purposely added enhanced by the recording engineer during the record or mixdown ...

Page 14: ... If the fuse has blown replace with a fuse of the same type and rating See specifications for fuse ratings 6 If the LED display window shows six horizontal bars when in OPERATE mode be sure you have the tubes of the proper type plugged in the correct positions 7 Check to be sure that all the tubes are correctly and firmly seat ed in their tube sockets and that all nine contact pins are inserted in...

Page 15: ...without notice LIMITED FIVE YEAR WARRANTY Sonic Frontiers Inc warrants to the purchaser that each Line Series Preamplifier and Power Supply is free of manufacturing defects for a period of five 5 years from the date of purchase This five 5 year limited non transferable warranty excludes all vacuum tubes which we warrant for a period of twelve 12 months To receive this warranty the original purchas...

Page 16: ... via 3 5 mm stereo jack Infra Red Jack Maximum input voltage 12Vp p 3 5 mm stereo jack 14 LINE 2 TECHNICAL SPECIFICATIONS Frequency Response 2 Hz to 250 kHz 0 5 dB 500 kHz 3 0 dB at 2V RMS output THD N 0 01 from 20 Hz to 20 kHz Balanced 0 01 Unbalanced single ended Output at 2V RMS Gain 18 dB 1 kHz balanced 12 dB 1 kHz single ended unbalanced Input Impedance 21k ohms balanced Output Impedance 270 ...

Page 17: ... output Stereo Separation 100 dB 1kHz relative to 2V RMS input Crosstalk Tube Complement 10 6922 6DJ8 types 2 6GH8A Fuse Requirements 1 2A 250V slow blo 110 120VAC countries 1A 250V slow blo 220 240VAC countries Power Requirements 135VA Operate 75VA Standby Dimensions 19 Wide x 14 25 Deep x 4 5 High each chassis 48 cm x 36 cm x 11 5 cm Net Weight Approx 60 lbs 27 5 kg unpacked Relay Trigger 30ma A...

Page 18: ...ifiers Be sure to read this manual carefully and follow these instructions in order to keep it looking operating and sounding its best 2790 Brighton Road Oakville Ontario Canada L6H 5T4 Telephone 905 829 3838 Facsimile 905 829 3033 Sonic Frontiers can be reached from 9 00 a m to 5 00 p m Eastern Standard Time or 24 hours a day by facsimile E M a i l S F I s o n i c f r o n t i e r s c o m W e b S ...

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