ALLO – Stepped Attenuator

The Allo stepped attenuator is resistor ladder type potentiometer, made with thin film resistors 0.1% 25 ppm. It’s the perfect companion for your DIY projects!

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PRODUCT DESCRIPTION


The Allo stepped attenuator is resistor ladder type potentiometer, made with thin film resistors 0.1% 25 ppm. It’s the perfect companion for your DIY projects!

FEATURES AND TECH SPECS


  • 10k Value
  • E192 standard resistors with 24 step Attenuator
  • Ladder type structure, 0-23 (24) positions
  • Log scale attenuation
  • Rotary is Made-before-break

 

SPECIFICATIONS
Type Log Attenuation
Resistance 10K
Attenuation 0-75dB
Resistor Standard E192 (SMD)
Channels 2 (Left and Right)
Steps 24 (0-23)
Resistor Network Ladder
Dimensions Height: 81.2mm
Diameter: 39mm
Weight 82g

 

Resistor Table: values of Rx, Ry and corresponding attenuation in dB specified on the below resistor table. RT is set to 10K.

Steps Attenuation in dB: Right / LEFT Rx in Ohms Ry in Ohms
1 Infinity 10000 0
2 -74.0 10000 2
3 -67.9 10000 4.02
4 -63.1 10000 6.98
5 -57.7 10000 13
6 -53.1 10000 22.1
7 -48.0 10000 40.2
8 -43.0 9880 70.6
9 -38.9 9880 113
10 -35.0 9880 178
11 -32.0 9760 252
12 -29.0 9650 357
13 -26.1 9530 499
14 -23.0 9310 706
15 -20.0 8980 1000
16 -16.9 8560 1420
17 -13.9 7960 2000
18 -12.0 7500 2520
19 -10.0 6810 3160
20 -8.0 6040 3970
21 -6.0 4990 4990
22 -4.0 3700 6340
23 -2.0 2050 7960
24 0.0 0 10000

 

NOTE: The table contains actual resistor values. Attenuation (in dB) measured with Allo PIANO DAC & VOLT test setup.

SHIPPING AND TAX INFO


IMPORTANT NOTICE FOR EUROPEAN CUSTOMERS

Since we received some complaints for custom fees, Allo has decided to offer shipping from Europe as well. If you select “Shipping from Europe” all custom fees will be included in the order, and therefore prepaid by Allo. You can still order with “Shipping from India”, but VAT and custom fees may apply and been added when delivered.

IMPORTANT NOTICE FOR ALL CUSTOMERS

This product is shipped from India. International customers are responsible for any VAT and/or customs fees. These are beyond our control and will be based on declared value which is the board cost plus any options.

USEFUL RESOURCES


allo stepped attenuator with volt  -   allo stepped attenuator diagram
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