870

8" Midrange-horn for B&C driver 8NSM64 or RCF MR8N301

 

directivity:   70° x 55°  at 1,6 kHz

size:   39 x 32 x 24 cm

weight:   approx. 2.9 kg

displaced volume:   11 l

Material:    high-strength glass fabric reinforced polyester;

plywood phase-plug-caps

mounting:   4 M5-threads for B&C

6 M4-threads for RCF mounting

 

 

 

870b with B&C 8NSM64   2,83 V 1m

 

 

 

870r with RCF MR8N301 (red)   2,83 V 1m

  light blue: MR8N301 direct radiating on a baffle of 39 x 32 cm

 

 

 

Impedance 870b   8NSM64

 

 

 

Impedance 870r   MR8N301

 

 

 

Calculated cone excursion at 500 and 1000 Watts

 

 

 

 

 

 

 

 

 

All measurements fullspace without cabinet or baffle, unless otherwise noted.

 

 

 

 

1017