Stones Sound Studio Ribbon 260, Manual, Page: 11 / 32

11
Building Instructions
260 260C and 360
Installation of the Woofer & Crossover PCB
1) Crossover Board (Bottom) 260-260C 360
9
Fit Velcro Tabs to underside of the crossover PCB (see p17)
9
Fit crossover assembly through lower woofer hole and secure with 5 Velcro tabs onto the felt at bottom of speaker
box (see p18)
9
Fit speaker 4 terminal plate through felt and rear panel mounting hole then secure with 4 MDF countersunk wood
screw(see p19 p20)
2) Woofer (Bottom) 260-260C 360
9
Fit Lower bass /mid speaker crossover cables through the front baffle hole (see p21)
9
Fit push on connectors from the crossover speaker cables Red (+V) and Black (-ve) to the speaker terminals of the
lower woofer (see p21)
9
Fit lower bass /mid speaker to the front baffle with six Allen head screws using a 3mm Allen key
9
Re check all driver screws but do not over tighten (see p22 23)
3) Fountek Jp3.0 Ribbon Tweeter (Installation Check List)
9
Check acoustic felt cover is fitted behind tweeter cut out hole before installing tweeter
9
Do not connect a battery or dc ( direct voltage) across ribbon terminals .Ribbon has been pre tested in factory
9
Do not remove Ribbon protection label until speaker box the installation and dc testing
is completed
(see 27
4) Fountek Jp3.0 Ribbon Tweeter 260-260C 360
9
Fit ribbon tweeter crossover cables through the bottom edge of felt cup through the front baffle hole and secure
the 2 cable lugs
Red (+V) and Green (-ve) to the ribbon terminal posts with a small wrench and tighten nuts firmly
but do not over tighten See (photo p24)
Hint: Angle tweeter cable lugs to allow enough room between felt cover and back of the tweeter when installing
9
Fit ribbon tweeter to the front baffle with four Allen head screws using a 3mm Allen key Re check all screws
but do not over tighten
5) Woofer (Top) 260 260C
9
Fit upper bass /mid speaker crossover cables through the top front baffle hole
9
Fit push on connectors from the crossover speaker cables Red (+V) and Black (-ve) to the speaker terminals of the
top woofer (see p21)
9
Fit upper bass /mid speaker to the front baffle with six Allen head screws using a 3mm Allen key
9
Re check all driver screws but do not over tighten
9
6) Ribbon 260C Centre Speaker
9
Fit Crossover Board ,bottom woofer , top woofer and ribbon tweeter as per 260 Installation steps ( 1,2,3,4,5) above
(see Centre Speaker tweeter location p22 ,23)