background image

www.radialeng.com

Radial Space Heater™ User Guide -  Part #R870 1002 00  

Speci

fi

 cations and appearance are subject to change without notice.

Radial Engineering Ltd.
1588 Kebet Way, Port Coquitlam BC  V3C 5M5
tel:  604-942-1001 • fax:  604-942-1010 
email:  [email protected] • web:  www.radialeng.com

THREE YEAR TRANSFERABLE LIMITED WARRANTY

RADIAL ENGINEERING LTD. (“Radial”) warrants this product to be free from defects in material and work-
manship and will remedy any such defects free of charge according to the terms of this warranty. Radial will 
repair or replace (at its option) any defective component(s) of this product (excluding 

fi

 nish and wear and 

tear on components under normal use) for a period of three (3) years from the original date of purchase. In 
the event that a particular product is no longer available, Radial reserves the right to replace the product 
with a similar product of equal or greater value. In the unlikely event that a defect is uncovered, please call 
604-942-1001 or email [email protected] to obtain an RA number (Return Authorization number) 
before the 3 year warranty period expires. The product must be returned prepaid in the original shipping 
container (or equivalent) to Radial or to an authorized Radial repair center and you must assume the risk of 
loss or damage. A copy of the original invoice showing date of purchase and the dealer name must accom-
pany any request for work to be performed under this limited and transferable warranty. This warranty shall 
not apply if the product has been damaged due to abuse, misuse, misapplication, accident or as a result of 
service or modi

fi

 cation by any other than an authorized Radial repair center.

THERE ARE NO EXPRESSED WARRANTIES OTHER THAN THOSE ON THE FACE HEREOF AND DE-
SCRIBED ABOVE. NO WARRANTIES WHETHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT 
LIMITED TO, ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR 
PURPOSE SHALL EXTEND BEYOND THE RESPECTIVE WARRANTY PERIOD DESCRIBED ABOVE 
OF THREE YEARS. RADIAL SHALL NOT BE RESPONSIBLE OR LIABLE FOR ANY SPECIAL, INCIDEN-
TAL OR CONSEQUENTIAL DAMAGES OR LOSS ARISING FROM THE USE OF THIS PRODUCT.  THIS 
WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS, 
WHICH MAY VARY DEPENDING ON WHERE YOU LIVE AND WHERE THE PRODUCT WAS PUR-
CHASED.

Summary of Contents for space heater

Page 1: ...e are subject to change without notice Copyright 2015 Radial Engineering Ltd Radial Engineering Ltd 1588 Kebet Way Port Coquitlam BC V3C 5M5 tel 604 942 1001 fax 604 942 1010 email info radialeng com...

Page 2: ...THIS PAGE INTENTIONALY LEFT BLANK...

Page 3: ...Specifications and Connectors 12 Radial Limited Warranty Back Cover Congratulations on your purchase of the Radial Space Heater Summing Mixer and Tube Overdrive The Space Heater is a studio grade tube...

Page 4: ...e tube voltage for each pair with 35 70 or 140 Volt settings for different levels of distortion HEADPHONE LEVEL Built with standard stereo output POWER SWITCH Turn off to conserve tube life and reduce...

Page 5: ...or follows the Tascam Protools standard and is wired in parallel to the input jacks INPUT 1 8 Eight TRS balanced inputs for easy connection to the Space Heater POWER 5 pin locking XLR connection for e...

Page 6: ...in use to prolong tube life and save power Turn the Space Heater on at least 15 minutes before use to allow the tubes to achieve thermal stability and maximum performance INSTALLING THE SPACE HEATER T...

Page 7: ...B voltage HEAT allows you to choose how you want to drive the circuit 1 2 3 4 9 Grid Cathode Filament 1 CH 1 Filament 2 CH 2 Plate EXPLAINING THE SIGNAL FLOW The routing of the Space Heater is quite c...

Page 8: ...al will only pass through the LEVEL control and output transformer HEAT SWITCH The HEAT switch allows the user to adjust the plate voltage of each tube There are three selectable voltages 35V 70V and...

Page 9: ...th a DB25 input that is connected in parallel to the TRS input Jacks This allows for easy connection to many audio interfaces such as Avid s HD I O CHANNEL OUTPUTS DB25 Individual channel outputs are...

Page 10: ...t Continue linking until all Space Heaters are connected The final unit in the chain will become the master and the summed stereo bus of all units will combine at its output HEADPHONE AMPLIFIER The Sp...

Page 11: ...summing through transformers is desired 6 Setup DAW or recorder to play back 4 stereo recordings assigned to the outputs connected in step 2 7 Turn MIX BUS ON and adjust level control If sending the...

Page 12: ...nel strip is also possible MIXER SPACE HEATER USING THE SPACE HEATER IN LINE The Space Heater is a professional 4dBu line level device It can be used In Line connected in series with other analog hard...

Page 13: ...quickly mask the other Using the Space Heater to apply a small amount of distortion to the vocal can help the track move into a different frequency space bringing clarity and definition without resor...

Page 14: ...ews on the top panel Step 2 Carefully wiggle each tube out of their socket Be sure to apply even pressure to the base of the tube as you pull the tube out of its socket Step 3 Replace each tube by ali...

Page 15: ...nnector 5 Pin XLR Power Connector SPECIFICATIONS Circuit Type Class A tube gain stage with IC buffers Frequency response 20Hz 20Khz 0 3dB Total Harmonic Distortion THD N Variable Dynamic range 96dB In...

Page 16: ...orization number before the 3 year warranty period expires The product must be returned prepaid in the original shipping container or equivalent to Radial or to an authorized Radial repair center and...

Reviews: