Datasheet

15
15-132
PROFESSIONAL HEADPHONE JUNCTION BOX
Provides equal signal output to 6, 1/4” headphone jacks without effecting the
overall input signal. Both XLR and 1/4" inputs are provided for signal delivery.
The side mounted 1/4” output jack allows connection of additional 15-132
headphone boxes in a daisy chain configuration. Designed to operate 8W to
600W headphones. Power handling capacity 50 watts max.
Size: 4
3
/4"(L) x 3"(W) x 1
3
/4"(H)
15-131
STEREO & MONAURAL HEADPHONE JUNCTION BOX
Used with many school teaching systems and language labs, provides private
listening for 8 individual persons. Individual volume control for each channel.
Multiple units can be cascaded. Operates from any 8 W output source to 8W
headphones. Supplied in black crackle finish, 9 ft connecting cable with
standard 1/4"phone plug. Has 4 non-slip rubber feet.
Specifications:
Wattage: 50 watts maximum load
Size: 8"(L) x 6
1
/4"(W) x 3
1
/4"(H). (Individually boxed.)
Color: Black
15-133
1X4
HEADPHONE DISTRIBUTION AMPLIFIER
headphone distribution amplifier allows low or line-level sources to drive up to 4
pairs of stereo headphones. 4 separate amplifiers drive any mix of headphones
from 8W to 600W and each headphone has its own stereo volume control. The
rugged steel metal case with rubber end caps makes this unit durable for any
environment.
Specifications
Input Impedance: 100KW unbalanced
Output Impedance drives 8W, 32W, 600W
Max Input Level: +14 dBV Input
Input\Output Connectors: (5) Stereo 1/4 in. TRS phone jacks.
Max Gain: 20 dB/Channel
S/N Ratio: >90 dB
THD: <.008 IMD (SMPTE) <.008
DC Power: 12Vdc, 300ma (DC Adapter Included)
Weight: 1 lb (.45 kg)
Size: (L) 5” x (W) 3” x (H)1.25”
CALRAD
15 Series - Earphones & Headphone Junction Boxes
Visit Calrad on the Web at: www.calrad.com