Optional parts for speakers

¥ 3,000 (1 unit, around 1975)
¥ 2,700 (1 unit, around 1978)
¥ 4,000 (1 unit, around 1983)

JBL Pro speaker front mounting kit.
Compatible with units of 30 cm ~ 46 cm excluding K145 and E145.
The kit contains a set of sealing gasket, die-cast clamps and bolts.
Clamps can be used for 30 cm speakers, but gaskets cannot be used.

¥ 5,000 (1 unit, around 1981)
¥ 8,000 (1 unit, around 1983)

Plate to attach JBL tweeter to top of horn opening of front loading horn 4560BK-S (A).

¥ 12,800 (1 unit, around 1975)
¥ 11,000 (1 unit, around 1978)
¥ 13,000 (1 unit, around 1981)
¥ 19,000 (1 unit, around 1983)

A variable horn mount used to adjust the orientation of the horn for the JBL high range. It is for the 5 cm horn throat. Standard use is the 2395 horn lens.
2505 is fixed with the same bolts that fix the driver to the bolt flange of the horn. The height is 33.2 cm and the dry bar height can be adjusted in 2.5 cm intervals.
Also, the distance between the mounting holes to the setting table of 2505 is 23.5 cm.

¥ 13,000 (1 unit, around 1984)

Wooden stand designed for large biradial horns for SR such as 2360.
It can be fixed to the top of the enclosure to facilitate setting and prevent falling. The bottom has four holes for fixing wood screws.

¥ 12,000 (1 unit, around 1984)

A mounting frame designed for compact monitor system 4401.
By using MC4401, it can be used as a floor stand in addition to being hung from a wall or ceiling. The angle can also be adjusted, so it can be used in control rooms and homes.
Includes buffer spacers to protect the enclosure and rubber feet for mounting.

¥ 35,000 (1 unit, around 1984)

Speaker stand developed exclusively for SR speaker system 4612/4612B.
By using MT4612 and attached adapter, it can be mounted with one touch and height adjustment can be done easily, so setting time can be greatly reduced.
Comes with a soft case for moving.

Price unknown (1 unit, around 1983?)

This grill is used when the 8000 series industrial speakers are embedded in the ceiling.

¥ 10,700 (1 unit, around 1973)

Transformer for 70 v with 1, 2, 4, 8W primary tap.
The secondary winding matches 4 -, 8 - and 16-ohm speakers, and the frequency response at rated 8W is 30 Hz to 15 kHz.

Price unknown (1 unit, around 1983?)

Transformer used to adjust the power level when many units of the industrial speaker 8000 series are used.
It comes with a tap and can be done individually with 5W, 2W, 1W and 0.5W taps for 70.7 v and 25 v lines.

¥ 20,200 (1 unit, around 1975)
¥ 20,000 (1 unit, around 1978)
¥ 24,000 (1 unit, around 1983)

Impedance matching autotransformer with very flexible characteristics.
Matches loads of 4, 8, 16 and 32 Ω at a rated power of 100W.
It can also be used for fine adjustment of output sound pressure.