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FULL RANGE APOGEE/SCINTILLA ACTIVE CROSSOVER

 

 

Setting the crossover networks and two-way or three-way operation will be performed 

at the factory if the system configuration is specified in advance of purchasing 

the crossover. 

 

If it is desired to perform the changes in the field then this may simply be 

accomplished by setting the rocker switches. 

The active crossover rocker switches are located inside the active crossover. 

To set the rocker switches the following procedure should be followed. 

 

a. Unplug the active crossover power plug. 

 

b. Unscrew the top plate. 

 

c. For the two-way operation push the top rocker switches C1 and C3. 

(See Figure.1) 

For three-way operation push the top rocker switches C2 and C4. 

 

d. Large Full Range Apogee frequency shaping network insertion requires pushing 

the bottom rocker panel switches C1 and C3. 

 

e. Scintilla two-way operation and frequency shaping network insertion requires: 

 

1. Top Rocker Switch – push C1 and C3. 

2. Bottom Rocker Switch – push C2 and C4. 

 

 

FIGURE 1 

 

 

 

Top Rocker Switches 

 

 

  C1 

 

C3 

C2 C4 

 

   C1 and C3 pushed = 2 way 
   C2 and C4 pushed = 3 way 

 

 

Bottom Rocker Switches 

  

 

  C1 

 

C3 

C2 C4 

 

   C1 and C3 pushed = Large Full 
      Range Apogee 
   C2 and C4 pushed = Scintilla 

 

 

 

 

 
 

 
 

 
 
 

(Page 2) 

Summary of Contents for ORIGINAL ACTIVE CROSSOVER

Page 1: ...APOGEE ACOUSTICS INC ORIGINAL ACTIVE CROSSOVER OWNER S MANUAL AND SETUP INSTRUCTIONS ...

Page 2: ...a two way crossover for use with the Scintilla and Duetta Series II Be certain that you are utilising the active crossover that is designed for use with the correct Apogee speaker model Each speaker model requires a different active crossover network You may select either and active crossover that is compatible with both the Full Range Apogee and the Scintilla or an active crossover that is compat...

Page 3: ...ollowed a Unplug the active crossover power plug b Unscrew the top plate c For the two way operation push the top rocker switches C1 and C3 See Figure 1 For three way operation push the top rocker switches C2 and C4 d Large Full Range Apogee frequency shaping network insertion requires pushing the bottom rocker panel switches C1 and C3 e Scintilla two way operation and frequency shaping network in...

Page 4: ... CAUTION Prior to making power amplifier connections to the speaker insure that all front end connections have been properly made in full accordance with the manufacturers instructions Pre amp gain should be set low and then adjusted to listening level Do not make front end system changes while the power is on and speaker connected All such changes should be made with power off and the speaker dis...

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Page 7: ...r wiring for use with the signal level crossover network removes the speakers internal woofer and midrange power crossover networks This configuration consequently provides a resistive speaker load to the amplifier in the bass and midrange tweeter audio regions and subsequently improved amplifier performance and headroom The woofer crossover is at 305 hertz with a 6 dB per octave slope The midrang...

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Page 9: ... Series II The Full Range Apogee three way active crossover system configuration and the Duetta Series II active crossover have not yet been released The data for the active crossover will be amended as soon as the above stated designs have been released Page 8 ...

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