Test Equipment: Decades & Bridges

Heathkit Decade Resistor
1 - 999,999 in 1 ohm steps

(EQP) HEA-IN-3117
Heathkit decade resistor. 1 - 999,999 in 1 ohm steps. Includes manual copy.

Ranges:
  • x 1 - 1000 mA
  • x 10 - 150 mA
  • x 100 - 50 mA
  • x 1k - 15 mA
  • x 10k - 5 mA
  • x 100k - 1.5 mA
 

Dekabox Capacitor
0 - 1,199,999 ohms ±0.05% "Resistance"

(EQP) DB-655
Electro Measurements, Inc. Dekabox. 0 - 1,199,999 ohms ±0.05%, "Resistance".

Decade currents:
  • 1 ohm - 710 mA
  • 10 ohm - 230 mA
  • 100 ohm - 71 mA
  • 1k - 23 mA
  • 10k - 7 mA
  • 100k - 1.5 mA
$75
 
$325 each

Dekabox Capacitor
0 - 1.1110 µF in 1 nF steps

(EQP) DC-40
Electro Scientifc Dekabox capacitor. 0 - 1.1110 µF in 1 nF steps. 500v DC, 1%.
 

Power Resistor "6" Decade Box
0 - 999,999 ohms in 1 ohm steps

(EQP) 240-C
Clarostat power resistor "6" decade box. 0 - 999,999 ohms in 1 ohm steps. 225 watts, 1000v DC.
$595
 
$750

Decade Resistor
5 Dial; 0.1 ohms steps, 11,111 ohms total

(EQP) GR-1433N
General Radio decade resistor. 5 dial. 0.1 ohms / steps, 11,111 ohms total. ±0.01% accuracy. Source: Bogdan.
 

7 Decade Resistor
0 to 1,111,111 ohms in 0.1 ohm steps

(EQP) GR1434G
General Radio 7 decade resistor. 0 - 1,111,111 ohms in 0.1 ohm steps. Laboratory quality.
$395
 
$425

Decade Resistor
0 - 110 ohms in 1 ohm steps

(EQP) ARD-15
Aerovox decade resistor. 0 - 110 ohms in 1 ohm steps. 0.5 amps max. Binding post terminals. 3" x 5" x 3-1/4"H.
 

Decade Capacitor
0 - 1.1 µF in 0.1 µF steps

(EQP) ACD-23
Aerovox decade capacitor. 0 - 1 µF in 0.1 µF steps. 600v DC max. Binding post terminals. 3" x 5" x 3-1/4"H.
$49
 
$59

Decade Resistor Switch
3 Decades

(RWV) 2018975
Oeco decade resistor switch. 3 decades "0 - 7". 2-1/2"D x 4"H. Connector: GA-KH30-21-30PN. Made in 1967. New, surplus. Mfg. P/N: 7679. We have no further information on this decade.
 

Resistance Box
0 ohms to 9,999.9 ohms in 0.1 ohm Steps

(EQP) 1968
Industrial Instruments Inc. resistance box. 0 ohms to 9,999.9 ohms in 0.1 ohm steps. Solid hardware case screw binding posts, 9" x 6" x 5".

$45 each
 
$249 each

Precision Decade Potentiometer
10k ohm / 5 watts

(RWV) 50A/M5007
Fluke precision decade potentiometer. 10k ohm, 5 watts. Voltage ratio in 0.0001 steps. 220v max. DC-100 KHz. Resolution better than 0.002%. Standard linearity ±0.005%.
 

Coaxial Dekastat Decade Resistor
1.2k ohm / 23 ma / 1,000v

(RWV) DS1365-1.2
Coaxial Dekastat decade resistor. 1.2k ohm, 71 ma max, 1,000v max. 3 decade levels. Resistance at zero setting = 20m ohm. Through panel mounting instructions included. Used, excellent condition.

$250 each
 
$229 each

EICO Capacitance Decade Box

(EQP) EIC-1180
EICO capacitance decade box. 0.0001-0.111µF in 0.0001mF steps. Works great!
 

CDE Vintage Decade Capacitor

(EQP) CDB
CDE vintage decade capacitor. 0.01-1.1mF. 600vDC max. 3% accurate. 3-3/4" x 5" x 3-1/2". Manufactured and calibrated in 1980, N.O.S.
$95 each
 
$125 each

Coaxial Dekastat Decade Resistor
12k ohm / 23 ma / 1,000v

(RWV) DS1265
Coaxial Dekastat decade resistor. 12k ohm, 23 ma max, 1,000v max. 2 decade levels + rheostat. Resistance at zero setting = 30m ohm.
 

Gertsch Coaxial
Ratio Transformer

(RWV) CRT12AF
Gertsch coaxial ratio transformer. 3 decades + rheostat. Heavy duty design. We assume the "AF" suffix is audio frequencies. Used, but in excellent condition.
$249 each
 
$225 each

Gertsch Coaxial
Ratio Transformer

(RWV) CRT11F
Gertsch coaxial ratio transformer. 3 decades + vernier with 99.9 turns counter. 3-1/2"D x 9-1/2"L. Like new condition.
 

Daven Decade Resistor
0.1 ohm - 10k

 

(EQP) DAV750K
Daven decade resistor. 5" x 15-3/4" x 4-1/2" high.

• 0-1 ohm = 1.6 amps
• 0-10 ohm = 800 ma
• 10-100 ohms = 250 ma
• 100-1000 ohms = 80 ma
• 1k-10k ohms = 23 ma

$299 each
 
$225 each

Dekastat Resistor
Decade

(RWV) DS1464
Dekastat decade resistor. 12k ohm in 1 ohm steps, 23 ma maximum.
$195 each

(RWV) CA1624
Dekastat decade resistor. 0 - 1.11 ohm in 0.01 ohm steps.
 

Oeco Decade Resistor

(RWV) 2223110
Oeco decade resistor. 4 decades, 5 ohm divided into 9,999 steps. 2-1/2" diameter x 5-1/2" long. New, unused. Mfg. P/N: 7720. NSN: 1220-00-445-6586.
$350 each
 
$225 each