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Related Manuals for Krell Industries Preamplifier KRC 2
Summary of Contents for Krell Industries Preamplifier KRC 2
- Page 2 A. INTRODUCTION Thank you for your purchase of the KRELL KRC-2. remote control preamplifier. The KRC-2 combines the latest eV.olutions in preamL~lifier technology with a radical approacla to remote control circuitry. The-KRC-2 is part oI" a new gener.ation, of KRELL products where conve- nience is united witla exceptional sonic quality.
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Page 3: Table Of Contents
B. TABLE OF CONTENTS UNPACKING AND ASSEMBLY BASIC INSTALLATION AND OPERATION INPUT AND OUTPUT CONNECTIONS BASIC PREAMPLIFIER OPERATION REMOTE CONTROL QUESTIONS AND ANSWERS SPECIFICATIONS WARRANTY AND SERVICE INFORMATION... -
Page 4: Unpacking And Assembly
C. UNPACKING AND ASSEMBLY 1. Open the box and remove the top layer of foam. The KRC-2 and following items will now be visible: KRC-2 remote control Warranty card AC power cord Owner’s Reference NOTE: If any of these items are not included please contact your authorized dealer immediately f6r assis- tance. -
Page 5: Basic Installation And Operation
D. BASIC INSTALLATION AND OPERATION 1. Place the unit on a firm level surface free from exces- sive dirt or moisture..The KRC-2 is not particularly hum sensitive, therefore other components can be placed on or around the KRC-2. 2. If you are using the separate. KPE ph.ono stage with the KRC-2, the following connections apply: NOTE: If you are not using the KPE proceed to step 3. -
Page 6: Input And Output Connections
NOTE: The RCA center conductor for each channel is wired in para!lel with pin 2, the non-inverted output. Only one of these outputs should be connected to a single stereo amplifier. NOTE: When connecting inputs or outputs to the KRC, remember the balanced connections will have 6dB of gain .m.ore than the single-ended connections. - Page 7 REAR PANEL DESCRIPTION INPUTS Four single-ended inputs via standard RCA connectors Two balanced inputs via standard XLR connectors TAPE Tape input via standard RCA connectors TAPE OUTPUT Record via RCA connectors MAIN OUTPUTS Single-ended RCA output connectors Balanced XLR output connectors XLR input and output pin configuration p!n 1 Ground (shield) p!n 2 0 degrees (non-inverting)
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Page 8: Basic Preamplifier Operation
F. BASIC PREAMPLIFIER OPERATION The KRC-2 has the flexibility of a remote controlled device but does not require special attention in order to . perform simple functions. Tile KRC-2 will function much fike other K/ell preamplifiers.The unit can be operated from the front panel controls or via the remote control. - Page 9 Basic Operation: 1. Press the Mute button briefly on the KRC-2. 2. Turn the volume control fully counterclockwise to the Off position, no LED’s illuminated. 3. Turn the power amplifier On. 4. Choose a listening source and .select that input by pushing the corresponding input button on the KRC-2.
- Page 10 FRONT PANEL DESCRIPTION INPUT SELECTION selects S 1 input selects $2 input selects $3 input selects B 1 input selects B2 input FUNCTIONS TAPE selects Tape i~nput and allows monitoring ot Tape return. PHASE Inverts absolute polarity of the main output LED illuminates when phase is reversed 180 degrees when...
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Page 11: Remote Control
G. REMOTE CONTROL 1. When a function button on the remote control is ~ssed, the blue pilot LED will flash on the KRC-2. en the button is released the flashing stops. 2. The functions of the remote control are described below: volume higher UP arrow... -
Page 12: Questions And Answers
H. OUESTIONS AND ANSWERS .Q. When I turn up the volume on the KRC-2 a loud hum is present from ttie loudspeakers. What could it be? A. Hum can be caused by_ several different disturbances. Check to make sure all of the cables in and out of the KRC-2 are sound and making proper contact. - Page 13 .the fuse. Call your dealer or KRELL. If tlae new fuse lets thee unit turn on whenyouplug it in, then fails shortly atterward, call KRELL Industries. If the fuse solves the problem, carry on listening as usual. Q. When I push the function buttons on the KRC-2 re- mote control the preamp does not respond.
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Page 14: Specifications
SPECIFICATIONS GAIN 6dB orl 2dB SIGNAL-TO-NOISE < ,95 dB unweighted 1K < 0.02% 20K < 0.02% INPUT IMPEDANCE 47,000 ohms(47K) OUTPUT IMPEDANCE 10 ohms OUTPUT VOLTAGE 16 volts R.M.S. DIMENSIONS 19.0" WIDE 14.5" DEEP 2.75" HIGH with feet WEIGHT Unit only 20 pound_s packed 26 pounds... -
Page 15: Warranty And Service Information
[~zed volta.ge cooversio~n will void the warranty. Should e operating voltage ot your KRC-2 require changing, contact KRELL Industries. Plea~s.e do not return, any unit to KRELL for repair with- out first calling to cliscuss the problem and to obtain a Return Authorization number.-Freight to the factory or... - Page 16 1 KRELL INDUSTRIES 45 Connair Road Orange, 06477-3650...