Related Manuals for Bose FreeSpace 360
Summary of Contents for Bose FreeSpace 360
- Page 1 ® ® ® FreeSpace 360 Surface and In-ground Loudspeaker EQ Cards © 1998 Bose Corporation Supplement Part Number 181812-S7 Rev. 00...
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Page 2: Table Of Contents
Packing List, FreeSpace 360 EQ card (see Figure 4) ..............11 Figure 4. FreeSpace 360 EQ Card Packing View ................11 Figure 5. FreeSpace 360 Equalizer Board Topside and Etch Layout Diagram ......12 Figure 6. FreeSpace 360 Equalizer Board SMD and Etch Layout Diagram ........12 CAUTION: The FreeSpace 360 Equalizer Cards contain no user serviceable parts. -
Page 3: Electrostatic Discharge Sensitive (Esds) Device Handling
ELECTROSTATIC DISCHARGE SENSITIVE (ESDS) DEVICE HANDLING This unit contains ESDS devices. We recommend the following precautions when repairing, replacing, or transporting ESDS devices: • Perform work at an electrically grounded work station. • Wear wrist straps that connect to the station or heel straps that connect to conductive floor mats. -
Page 4: Theory Of Operation
U3 [B4-7], U4-B [C3], and dedicated to EQ for mounting in soft ground of the FreeSpace 360 loudspeaker. The other path, comprised of U5 [B4-7], U4-A [B3] provides equalization for the FreeSpace 360 loudspeaker in hard ground installa- tions. -
Page 5: Equalizer Card Curve Diagrams
EQUALIZER CARD CURVE DIAGRAMS ® Figure 1. FreeSpace 360 Surface EQ Curve Figure 2. FreeSpace 360 In-Ground Soft Ground EQ Curve Figure 3. FreeSpace 360 In-Ground Hard Ground EQ Curve... -
Page 6: Test Procedures
+9.5 dB ± 1.5 dB 180 Hz one of the Equalizer card jacks located on +7.8 dB ± 1.5 dB 190 Hz the Input Module of the Bose ® 1600 or 1000 Hz Reference 1800 Series amplifier, and perform the +8.1 dB ±... - Page 7 1. Install the Equalizer card under test into +17.9 dB ± 2.5 dB 10000 Hz one of the Equalizer card jacks located on the Input Module of the Bose ® 1600 or 1800 Series amplifier, and perform the 2. Distortion Test following tests.
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Page 8: Part List Notes
® 4. These parts are used on the FreeSpace 360 in-ground EQ card only. 5. These parts are used on the FreeSpace 360 Surface EQ card only. -
Page 9: Freespace 360 Eq Card Part List
® FREESPACE 360 EQ CARD PART LIST Resistors Reference Description Part Number Note Designator 2.00KΩ, CHIP, 0805, 1% 133625-2001 R2, 5, 12, 17, JUMPER, CHIP, 0805 133627 18, 24, 26, 28, 30, 59, 64, 83, R2, 5, 12, 17, JUMPER, CHIP, 0805 133627 18, 23, 26, 59, 18.2KΩ, CHIP, 0805, 1%... - Page 10 ® FREESPACE 360 EQ CARD PART LIST Capacitors Reference Description Part Number Note Designator .068uF, BOX, 85, 63V, 5% 137127-683 C52, 60 .0047uF, BOX, 85, 100V, 5% 137127-472 .0056uF, BOX, 85, 100V, 5% 137127-562 270pF, MONO, COG, 50V, 5% 140564-271 .0039uF, BOX, 85, 100V, 5% 137127-392 C54, 57, 58...
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Page 11: Packing List, Freespace 360 Eq Card (See Figure 4)
PCB ASSY, FS 360 IN-GROUND EQ CARD 196384 BAG, ANTISTATIC, 4 X 7.5 177761 TUBE, PACKING, ROUND, PLUG-SEAL 184177 CARTON, RSC, 9.63 X 7.88 X 6.63 178853 REF (END CAP) 12 PACKAGED EQ CARDS PER CARTON Figure 4. FreeSpace 360 EQ Card Packing View... - Page 13 SPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE ® ® Bose Corporation The Mountain Framingham, Massachusetts USA 01701 P/N: 181812-S7 Rev. 00 10/98 FOR TECHNICAL ASSISTANCE OR PART ORDERS, CALL 1-800-367-4008...