EXPIRED: ATC Drivers PA75 9" x 2 and 12" Several pairs

[MRG]

Item:  ATC 9" Mid/Bass Drivers PA75-234 STD NOS x 2 and ATC PA75 12" x 10
Location: Sydney
Price: Reduced to $400 from $500 for pair for 9" as they are NOS and

          12" are $120 each.  Plus postage.
Item Condition:  the 9" are NOS in original factory packing.  The 12" units are used.
Reason for selling: no longer needed
Payment Method: Pickup - Cash, Paypal, Bank Transfer
 

These drivers are legendary for their dynamics, clarity and low distortion.

No longer available to the general pubic.

Can work Open Baffle.

 

Photos and model details for the 12" units to follow.

 

PA75-234 STD 9"

Sensitivity - 98 dB SPL

Normal Power Rating - 75 Watts Maximum Input Power - 150 Watts Maximum Programme Power - 300 Watts

Usable Frequency Range - Up to 5k Hz Recommended Crossover Frequencies - 250 to 1k6 Hz

Nominal Free Air Resonance fs 78 Hz

Mechanical Damping QMS 2.63 -

Electromagnetic Damping QES 0.36 -

Total Damping QTS 0.32 -

Equivalent Compliance Volume VAS 17 Litres

Suspension Compliance CMS 1.4 x10-4m×N -1

Effective Moving Mass MMS 29 gms

Mechanical Resistance RMS 5 N×s×m -1

Voice Coil Diameter - 75 mm Voice Coil Length - 10 mm

Voice Coil Nominal Resistance - 5.4 Ohms Voice Coil

Nominal Impedance - 8 Ohms Voice Coil

Maximum Travel Peak to Peak - 20 mm

Magnet Total Flux F 2.0 x10-3Wb Magnet Flux Density B 1.2

Tesla Magnet B·l product B·l 15 N×A -1

Magnet Gap Length - 7.25 mm

Magnet Gap Volume - 2.14 x10-6m 3

Diaphragm Effective Area SD 300 cm2

Mechanical Specifications Surround Type - Fabric -

Overall Diameter A 240 mm

Baffle Hole Diameter B 212 mm

Magnet Diameter C 156 mm Front

Mount Rebate Depth D 13 mm

Overall Depth E 112 mm Mounting Hole Size F 8 x M5 - Mounting Hole P.C.D. G 226 mm

 

[mciavaglia13]

Hi, I am very interested in the 12” drivers, will you be posting the details soon?? Cheers!

[MRG]

There are the following 12" drivers:  Sorry about the lack of formatting.

 

2 x PA75-314 BASS

Sensitivity - 98 dB SPL Normal Power Rating - 75 Watts Maximum Input Power - 150 Watts Maximum Programme Power - 300 Watts Usable Frequency Range - Up to 5k Hz Recommended Crossover Frequencies - Up to 1k6 Hz Nominal Free Air Resonance fS 59 Hz Mechanical Damping QMS 1.48 - Electromagnetic Damping QES 0.36 - Total Damping QTS 0.29 - Equivalent Compliance Volume VAS 50 Litres Suspension Compliance CMS 1.4 x10-4m×N -1 Effective Moving Mass MMS 50 gms Mechanical Resistance RMS 13 N×s×m -1 Voice Coil Diameter - 75 mm Voice Coil Length - 14 mm Voice Coil Nominal Resistance - 5.4 Ohms Voice Coil Nominal Impedance - 8 Ohms Voice Coil Maximum Travel Peak to Peak - 20 mm Magnet Total Flux F2.7 x10-3Wb Magnet Flux Density B 1.2 Tesla Magnet B·l product B·l 17 N×A -1 Magnet Gap Length - 10 mm Magnet Gap Volume - 3.67 x10-6m 3 Diaphragm Effective Area SD 550 cm2 

 

4 x PA75-314 BLC

Sensitivity - 95 dB SPL Normal Power Rating - 75 Watts Maximum Input Power - 150 Watts Maximum Programme Power - 300 Watts Usable Frequency Range - Up to 3k5 Hz Recommended Crossover Frequencies - Up to 1k Hz Nominal Free Air Resonance fS 59 Hz Mechanical Damping QMS 1.25 - Electromagnetic Damping QES 0.29 - Total Damping QTS 0.23 - Equivalent Compliance Volume VAS 49 Litres Suspension Compliance CMS 1.4 x10-4m×N -1 Effective Moving Mass MMS 53 gms Mechanical Resistance RMS 16 N×s×m -1 Voice Coil Diameter - 75 mm Voice Coil Length - 16 mm Voice Coil Nominal Resistance - 5.4 Ohms Voice Coil Nominal Impedance - 8 Ohms Voice Coil Maximum Travel Peak to Peak - 20 mm Magnet Total Flux F2.7 x10-3Wb Magnet Flux Density B 1.2 Tesla Magnet B·l product B·l 19 N×A -1 Magnet Gap Length - 10 mm Magnet Gap Volume - 3.67 x10-6m 3 Diaphragm Effective Area SD 550 cm2

 

4 x PA75-314 BLCR

Sensitivity - 93 dB SPL Normal Power Rating - 75 Watts Maximum Input Power - 150 Watts Maximum Programme Power - 300 Watts Usable Frequency Range - Up to 3k5 Hz Recommended Crossover Frequencies - Up to 1k Hz Nominal Free Air Resonance fS 45 Hz Mechanical Damping QMS 1.23 - Electromagnetic Damping QES 0.26 - Total Damping QTS 0.21 - Equivalent Compliance Volume VAS 77 Litres Suspension Compliance CMS 2.1 x10-4m×N -1 Effective Moving Mass MMS 59 gms Mechanical Resistance RMS 14 N×s×m -1 Voice Coil Diameter - 75 mm Voice Coil Length - 16 mm Voice Coil Nominal Resistance - 5.4 Ohms Voice Coil Nominal Impedance - 8 Ohms Voice Coil Maximum Travel Peak to Peak - 20 mm Magnet Total Flux F2.7 x10-3Wb Magnet Flux Density B 1.2 Tesla Magnet B·l product B·l 19 N×A -1 Magnet Gap Length - 10 mm Magnet Gap Volume - 3.67 x10-6m 3 Diaphragm Effective Area SD 550 cm2