Pyramid PR633E User manual

U.S.A.
PR633E
15 BAND SPECTRUM ANALYZER
2 COLOR FLOURESCENT DISPLAY
4 PRESET AND 5 USER DEFINED SETTINGS
MICROPROCESSOR SOUND IMAGE CONTROL
ELECTRONIC EQUALIZER
110/220
SWITCHABLE

Precautions
Thank you for purchasing this HI-FI product. Taking time
to read these operating instructions carefully before use
will acquaint you fully with all its features and help ensure
optimum performance.
 In order to simplify the explanation illustrations may
sometimes differ from the originals.
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 prevent fire or shock hazard, do not
expose this appliance to rain or moisture
Power plug
When disconnecting the power cord from the
power outlet, always take hold of the plug, and
not the wire, and pull free. Never connect or
disconnect the power plug with wet hands since
you may receive an electric shock.
Remember to disconnect the power plug from
the power outlet when you do not intend to use
the unit for a prolonged period of time.
Do not remove the case and bottom panel
Any inspections or adjustments inside the unit
may lead to malfunctions and electric shocks.
Do not touch any of the inside parts.
Ventilation warning
The normal ventilation of the product shall not
be impeded for intended use.
Installation precautions
Do not install the unit in any of the following
locations since this may result in deterioration
in performance or malfunction:
* Locations exposed to direct sunlight or near objects
radiating heat such as heating appliances.
* Locations exposed to moisture or humidity.
* Locations with poor ventilation exposed to dust and
dirt.
* Locations which are unstable and not perfectly flat or
which are susceptible to vibration.
Do not wipe with thinners
Wipe the panels and case from time to time
with a soft cloth. Using any kind of thinner,
alcohol or volatile liquid will mar the surface,
cause blotching on the exterior and erase the
markings and should therefore be avoided. Do
not use insecticide sprays in the vicinity.
Dripping warning
The product shall not be exposed to dripping or splashing
and that no objects filled with liquids, such as vases, shall
be placed on the product.

Connections
REC
AUDIO
EQ
IN
IN
CD
REC
PLAY
PLAY
TAPE EQ CD LOGIC TAPE
(IN)REC PLAY(OUT)
LINE
RISK OF ELECTRI C SHOCK
DO NOT OPEN
REMOTE SYSTEM
TO AMP
INTEGRATED CIRCUIT
220V-230V50Hz
Connection Precautions
 When connecting, either disconnect the power plug from the power outlet or turn off the unit’s power using the
POWER switch.
 Before connecting, read through the Operation Instructions of the other audio components which will be connected to
this unit.
 Check the left and right channels and connect properly (L to L and R to R).
 Insert the plugs securely. Improper connection can lead to the generation of noise.

PanelInformation
ON / STANDBY FLAT
ELEC TRONI C EQUALIZER
EQ BYPASS RB EQ
DIRECTION EQ STEP RB EQ
ABCDE
SPECTR UM
MEMORY
E MPH AS IS
ROCK JAZZ DISCO
RESET
12319 7 8 9 10 11 12 4 5 6
13 14 17 15 16 18
1. ON/STANDBY SWITCH
Depress button to switch “ON” the unit. Press release to
switch “OFF” unit into “STANDBY MODE”. If the unit is
left unattended for long periods, remove the A/C plug from
the power socket.
2. EQUALIZER FLAT BUTTON
This button is used to turn the equalizer flat.
This equalizer also has five pre-memorized 5 different
level curves of sound mode including.
3. EQ BYPASS
When this button is pressed, the sound will be carried out
direct in and direct out, that means the equalizer will be
turned to flat.
4. RB EQ DIRECTION
5. EQ STEP
Press the EQ STEP switch , the word ALT is displayed and
the alternating band level can be adjusted. And press it
once again, the word FINE is displayed & each succeeding
sound level can be adjusted.
6. RB EQ
Press this button to display the EQ curves, press it again
will back to spectrum display.
7-11. USER PRESET SWITCH
You can press A-E to take your preset sound level curves.
12. MEMORY SPECTRUM
This EQ spectrum has 5 display modes. When pressing
MEMORY SPECTRUM switch once, one of the 5 display
modes will be appeared. And press once again, another one
display mode appeared and similarly.
When you have set the sound level curve of the equalizer
personally, pressing the MEMORY SPECTRUM switch,
“MEMO” will be lit up in the display. And press A-E to
memorize it in A-E preset knobs.
13 – 16. SOUND MODE
( ROCK/JAZZ/DISCO/CLASSIC )SWITCH
If you are listening to the above 4 kinds of music, press the
relative modes of switch. The best sound effect will be
heard.
17. EQUALIZER SETTING
These settings allow the levels approximate to the
frequencies indicated above the controls to be continuously
controlled from +12 dB to –12 dB for the left and right
channels separately.
Press key (◄) to shift the lower frequency band and key
(►) to shift the higher frequency band that you want to
adjust. When arrived to the pre-decided band, relative
indicator will flash.
Press level UP (▲) control key or level down control key
(▼) to the level that you wish to create, then press
MEMORY key and select (A-E) to program. And 5
different sets of personally created sound fields can be
stored.
18. EMPHASIS
Press RB EQ first, and rotate this EMPHASIS button to
select frequency, then press RB EQ DIRECTION to select
curves by rotating EMPHASIS.

OPERATING PROCEDURES
* Switch on the Amplifier or the sound source.
* Select “EQ” from function selection column at the amplifier or the processor, the relative light will be seen when selected.
* Switch on the Equalizer by pressing the Power switch.
* Bars of spectrum display in equalizer will be jumping.
* Press MEMORY SPECTRUM switch, 5 different kinds of display will be shown.
* When selecting the pre-memorized sound level curves, pressing the SOUND MODE SWITCH, the relative word and
sound curve will be seen. A few seconds later, the display will change to spectrum mode automatically.
* If you want to adjust the your favourite sound level curve, press EQUALIZER SETTING(◄)/ (►), the display will
change from spectrum mode to EQ mode. Choose the frequency firstly, you can adjust the frequency band alternatively
(by pressing ALT) or each succeeding frequency band (by pressing FINE). Then pressing EQUALIZER SETTING (▲)/
(▼) to adjust your favourite sound level. After adjustment, press DISPLAY/MEMORY switch, “MEMO” will be seen
on the display and press A_E preset. Your 5 favourite sound level curves can be stored in the A_E preset knob.
* Press A_E to take your pre-memorized sound level curve.

Specifications
Equalizer characteristic
Variable range -------------------------------------------------------- +12dB (L & R independently adjustable
Center frequency ---------------------------------------------------- 63Hz, 160Hz, 1Khz, 2.5kha, 67.3Khz, 16khz
Fixed mode
Sound (4 modes) ---------------------------------------------------- ROCK, JAZZ, DISCO, CLASSIC
Total harmonic distortion ------------------------------------------ Less than 0.1% (20Hz to 20khz)
Maximum output voltage ------------------------------------------ 6V (THD 0.05%)
S/N ratio -------------------------------------------------------------- 60dB (1 HF-A network, 1V)
Input impedance ----------------------------------------------------- 47 kohms
Output impedance --------------------------------------------------- 15 ohms
General
Power consumption ------------------------------------------------- 9.5W
Power requirements
Power voltage ---------------------------------------------------- 230V~50Hz
For U.S.A & Canada -------------------------------------------- 110V~60Hz
Dimension ----------------------------------------------------------- W: 430mm x H: 131mm x D: 267mm
Weight --------------------------------------------------------------- (N. W.) 3.5kgs
(G.W.) 5.0kgs
Note: Design and specifications are subject to change without notice.