Audio Equipment
Home Page Equipment Audio Attenuators
 
 
Audio Attenuators

Step Attenuator
250 / 500 Ohm in 2 dB Steps
(AVA) LA-350-EF
Daven step attenuator. Ladder style. 250 / 500 ohm, 2 dB steps with continuous taper & off. 1.75" diameter body. 1/4" shaft.
 

Step Attenuator
600 / 600 Ohm - 21 Taper Steps
(AVA) 554-0327-000
Daven chrome step attenuator. 600 / 600 ohm. 21 taper steps, 2 dB each including OFF position.
$99 each
 
$135 each
 

Audio Attenuator
600 Ohm / 600 Ohm in 1 dB Steps
(AVA) 7958
Daven audio attenuator. 600 ohm / 600 ohm in 1 dB steps. 1.5 watts. 0 - 10 dB in 1 dB steps. 0 - 525 KHz. 2-3/8" diameter, 1/4" shaft.
 
 
$165 each
 

Ladder Attenuator
600 Ohm / 600 Ohm in 2 dB Steps
(AVA) 1734-GQ
Daven ladder attenuator. 600 ohm / 600 ohm in 2 dB steps. Continuous tuning. Taper - Off - Cue. 1-3/4" diameter x 2" long body. 1/4" shaft. Harris P/N: 554-0320-001.
 

Dual Attenuator
600 Ohm
(AVA) 2519
Daven dual 600 ohm attenuator. 10 dB / step + off. 100 dB total. 1/4" diameter x 0.875" long shaft. 2-3/8" diameter body, 3-3/4" behind panel depth. NSN: 5905-00-954-8618.
$95 each
 
$225 each

"Waters" Sound Board Pot
600 Ohm
Sold WITHOUT Knob as Pictured
(AVA) LM-6-205
"Waters" Audio 600 ohm sound board pot. Smooth professional feel. This exact model is used in McMartin Audio Equipment.
 

Step Attenuator
10k Ohm / 2 dB Steps
(AVA) 11780
Daven step attenuator. 10k ohm / 2 dB steps. Taper off and cue. Includes end of rotation micro-switch that disengages the attenuator. 1/4" shaft. 1-3/4"D x 2-1/4"H. Made for use in Gates/Harris console. Harris P/N: 550-0380-000.
$75 each
 
$89 each

Slide Attenuator
150 / 300 Ohm in 2 dB Steps
(AVA) 11301-KU
Daven slide attenuator from Harris sound board. "Ladder" type. 150 / 300 ohm in 2 dB steps. Taper off and cue. Red knob. 1-1/4" x 2" x 6"L. Harris P/N: 554-0288-000.
 

Optional 7 Pin Connector
 
(CNE) 126-195
Optional 7-pin connector for Daven slide attenuator (left).
$189 each
 
$35 each

"Sound Effects" Control
(AVA) 7077HX
Cinema Engineering Co. "Sound Effects" control. FCO = VAR Z = 600 ohm. 300 Hz, 500 Hz, 1 Kc, 2 Kc, 3 Kc, 4 Kc, 5 Kc, 6 Kc, 8 Kc, 10 Kc & Off. New, old stock. Gates P/N: M4389.
 

Daven Attenuator Variable
10k Ohm - 28 Steps
(AVA) 430273-2
Daven attenuator variable. 10k ohm, 28 steps. 1/4"D x 1"L shaft. 4-1/4" diameter face plate. 5" overall length.
NSN: 5985-00-714-8875.
$175 each
 
$75 each

Step Attenuator
24 dB - 12 Steps, 2 dB Each
(AVA) T-994-4
Shallco step attenuator. 24 dB. 12 steps, 2 dB each. Detents. Two 3 terminal attenuates in one. 1/4"D shaft, 7/8" long. 2-1/4"D body. Mounts by two 10-32 taps on face. Made for Harris Broadcast.
 

Step Attenuator
25.6k Ohm
 
(AVA) 2282
Shallco rotary attenuator. 25.6k ohm total resistance. 48 step continuous make before break rotation. 2-3/4"D body. 1/4"D x 15/16"L shaft. NSN: 5905-00-376-9925.
$95 each
 
$125 each
 

Ladder Network
300 / 600 Ohm
(AVA) 4421
Daven ladder network. 4421. 300 / 600 ohm. 1.5 dB steps for 28.5 dB total + off position. 1-3/4" diameter x 2" long, 1/4" shaft. New.
 
 
$95 each
 

Step Attenuator
50 Ohm In / Out - 20 steps - 2 dB / step
(AVA) T-320-B
Shallco step attenuator. 50 ohm in / out. 20 steps. 2 dB / step, 38 dB / off. 2-3/4"D, 1/4" shaft. New - Harris broadcast excess.
 

Audio Attenuator
40 dB - 600 Ohm In / Out
(TA) H-691
Shallco attenuator. 40 dB. 600 ohm in / out. Octal base.
$139 each
 
$19 each