MASTER AUDIO SDT4 DIAPHRAGM VC 25 mm 8Ohm For DR4

• Genuine Speaker Diaphragm Master Audio SDT4
• Replacement for DR4 Driver Speaker
• Voice coil: 1" (25mm)
• Ring Diameter:  mm
• Total diameter : mm
• Length:  mm
• Impedance: 8 ohm, DCR: 6.2 ohm
• Titanium dome

• Voice coil: 3.93″ (100mm)
• Diameter: 5″ (127mm)
• Impedance: 8 ohm, DCR: 4.7 ohm
• Titanium ribbed dome with edge wound voice coil on Nomex former
• We sell an aftermarket version of this diaphragm. See our aftermarket diaphragms page for details.
• Please check your model before ordering to make sure you are getting the correct diaphragm.
• See the “Fits Models” tab for all applicable cabinet and driver numbers.

• JBL Factory Speaker Diaphragm Part # D8R2418
• Voice coil: 1-3/4" (45mm)
• Diameter: 3" (75mm)
• Length: 5-1/8" (130mm)
• Impedance: 8 ohm, DCR: 4 ohm
• Titanium dome with copper voice coil on Kapton former.
• Fits JBL Driver and Cabinet Models:
  
  JBL:  2418, JBL 2418H, JBL 2418H-1, 3622N, 3632M-HF, 3632M-HF-T, 3677S, 3722HF, 3722N-HF, 4425LR, AC2212/00-WH, AC2215/00-WH, CAB-55, CAB55, CAB 55, EON-15, EON15, EON 15, EON 15P-1/230, EON POWER15, EON-15-G2, EON15-G2, EON 15-G2, EON-15P, EON15P, EON 15P, MR-902, MR902, MR 902, ,MR-905, MR905, MR 905, MR-922, MR922, MR 922, MR-925, MR925, MR 925, MR-926, MR926, MR 926, MR-935, MR935, MR 935, MR-938, MR938, MR 938, MS-112-WH, MS112-WH, MS 112-WH, MS-115-WH, MS115-WH, MS 115-WH, and many more!

Please check your model before ordering to make sure you are getting the correct diaphragm.

 This diaphragm is used in models 2404H, 2404H-1, and 2405.  This diaphragm is also the correct replacement for the Peavey HT94!

Specifications:

8 ohm

DCR is 6.1 +or- 8%

Overall diaphragm diameter 2 15/16-in or 75mm

Voice coil diameter 1 3/4-in or 44mm

The JBL D16R2450 is the replacement HF diaphragm for the following JBL products:

• SR4731A
• SR4733A
• SR4731X
• SR4732X
• SR4733X

Note: If your speaker has an Ultra HF driver as well as a HF driver, the Ultra HF driver takes a different diaphgragm.