Orion HCCA 12.4 Owner's Manual page 5

1. Paper dust cap - moisture and UV
resistant.
2. Tall, wide, balanced, NBR Foam (high
density expanded polyester foam)
surround for linear controlled long
excursion using
symmetrical edge design optimized
on non-linear FEA.
3. Paper cone - moisture and UV
resistant.
4. Custom Cast Aluminum frame.
5. Spider ring attachment screws. Part
of re-cone feature (8 hex screws).
6. aluminum voice coil former (10" uses
3" voice coil former, 12 & 15 use a 4"
voice coil former).
7. Venting in Voice coil former. Part of
the enhanced voice coil cooling
system (forced convection).
8. 11mm Steel front plate.
9. Large 3 stack ceramic magnets (10"
264 oz 12/15" 445 oz).
10. 11mm Steel back plate / pole piece
T yoke assembly.
11. 1.25" vent. Part of the enhanced
voice coil cooling system (forced
convection - aluminum heat sinking -
shorting rings to reduce inductive
heating).
12. Voice coil gap vents. Part of the
13. Cast aluminum rear pole piece heat
a Tri Radius
14. High temperature (Polyester Amide
15. Screen meshed areas to allow
16. Cast aluminum top pole piece heat
17. Bottom flat interlaced Conex spider
18. Custom allen head screw terminals.
19. Spider spacer and spider mounting
20. Top flat interlaced Conex spider.
21. Surround clamp ring, part of field re-
5
enhanced voice coil cooling system
(forced convection - aluminum heat
sinking -shorting rings to reduce
inductive heating).
sink with fins and vent holes. Part of
the enhanced voice coil cooling
system (forced
aluminum heat sinking).
Amide Resin Coated) Copper clad
Aluminum voice coil wound on an
aluminum former (10" uses 3" voice
coil, 12 & 15 use a 4" voice coil) Dual
2 and 4 ohm voice coils available.
venting below spider to and keep
foreign object out of the voice coil gap.
sink with fins and vent hole. Part of
the enhanced voice coil cooling
system (forced convection-aluminum
heat sinking-shorting rings to reduce
inductive heating).
with stitched and looped tinsel leads
attached.
A pair on each side (one pair for
each voice coil).
ring assembly part of field re-cone
kit attachment method. (eight allen
head screws).
cone kit attachment method. (eight
allen head screws).
convection -