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Studio Grade Impedance Matching Transformers 1140 Series

Studio Grade Impedance Matching Transformers · 1140 Series

Brand: Hammond Manufacturing · 18 part numbers

  • ■Designed with Nickel alloy cores for high performance and Wide Bandwidth
  • ■Frequency Response: 20 Hz – 20 kHz ±0.35 dB, (ref. @ 1 kHz)
  • ■Low distortion at levels up to +27 dBu @ 20 Hz.
  • ■Excellent Shielding – Mu Metal enclosures
  • ■Line Output Transformers are open style (not Mu Metal)

from $37.04

18 of 18 part numbers priced · in stock · ships by ground · volume pricing on request

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Specification sheet (PDF) (224) 955-1644
Part detailsFeaturesDocuments

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Find your 1140 Series part number

Filter 18 part numbers by the specifications Hammond publishes for each one, pick the part, and buy it now. Every value comes straight from the manufacturer's part data.

18 of 18 part numbers · 18 priced online

1140-DB-A

Chassis Mt Direct Box TX

  • Impedance Ratio 200K:1.5K
  • Max Input @ 20Hz +22 dBu
  • THD @ 20 Hz. 0.02%
  • Turns Ratio 12:1
$73.22In stock
Buy now
1140-LN-A

Chassis Mt Line Input TX

  • Impedance Ratio 10k:20k
  • Max Input @ 20Hz +16 dBu
  • THD @ 20 Hz. 0.02%
  • Turns Ratio 1:4
$71.23In stock
Buy now
1140-LN-B

Chassis Mt Line Input TX

  • Impedance Ratio 10K:10K
  • Max Input @ 20Hz +20 dBu
  • THD @ 20 Hz. 0.020%
  • Turns Ratio 1:1
$70.14In stock
Buy now
1140-LN-C

Chassis Mt Line Input TX

  • Impedance Ratio 36K:2.2K / 10K:600
  • Max Input @ 20Hz +26 dBu
  • THD @ 20 Hz. 0.015%
  • Turns Ratio 4:1
$100.57In stock
Buy now
1140-LN-D

Chassis Mt Line Input TX

  • Impedance Ratio 40K:2.4K
  • Max Input @ 20Hz +21 dBu
  • THD @ 20 Hz. 0.060%
  • Turns Ratio 4:1
$70.38In stock
Buy now
1140-LN-E

Chassis Mt Line Input TX

  • Impedance Ratio 600:600
  • Max Input @ 20Hz +19 dBu
  • THD @ 20 Hz. 0.020%
  • Turns Ratio 1:1
$132.94In stock
Buy now
1140-LU-A

Chassis Mt Line Output TX

  • Impedance Ratio 10K:600
  • Max Input @ 20Hz +23 dBu
  • THD @ 20 Hz. 0.00%
  • Turns Ratio 4:1
$137.25In stock
Buy now
1140-LU-B

Chassis Mt Line Output TX

  • Impedance Ratio 600:600
  • Max Input @ 20Hz +21 dBu
  • THD @ 20 Hz. 0.150%
  • Turns Ratio 1:1
$37.04In stock
Buy now
1140-LU-C

Chassis Mt Line Output TX

  • Impedance Ratio 600:600
  • Max Input @ 20Hz +18 dBu
  • THD @ 20 Hz. 0.001%
  • Turns Ratio 1:1
$66.96In stock
Buy now
1140-LU-D

Chassis Mt Line Output TX

  • Impedance Ratio 600:600
  • Max Input @ 20Hz +24 dBu
  • THD @ 20 Hz. 0.080%
  • Turns Ratio 1:1
$49.72In stock
Buy now
1140-LU-E

Chassis Mt Line Output TX

  • Impedance Ratio 600:600
  • Max Input @ 20Hz +22 dBu
  • THD @ 20 Hz. 0.001%
  • Turns Ratio 1:1
$80.51In stock
Buy now
1140-LU-F

Chassis Mt Line Output TX

  • Impedance Ratio 600:150
  • Max Input @ 20Hz +27 dBu
  • THD @ 20 Hz. 0.001%
  • Turns Ratio 2:1
$108.16In stock
Buy now
1140-LU-G

Chassis Mt Line Output TX

  • Impedance Ratio 600:600
  • Max Input @ 20Hz +27 dBu
  • THD @ 20 Hz. 0.001%
  • Turns Ratio 1:1
$108.16In stock
Buy now
1140-MN-A

Chassis Mt Mic Input TX

  • Impedance Ratio 150:15K
  • Max Input @ 20Hz -2.5 dBu
  • THD @ 20 Hz. 0.02%
  • Turns Ratio 1:10
$73.45In stock
Buy now
1140-MN-B

Chassis Mt Mic Input TX

  • Impedance Ratio 150: 3.8K
  • Max Input @ 20Hz +7.0dBu
  • THD @ 20 Hz. 0.00015
  • Turns Ratio 1:5
$102.03In stock
Buy now
1140-MS-A

Chassis Mt Mic Splitter TX

  • Impedance Ratio 150:150
  • Max Input @ 20Hz +2.0 dBu
  • THD @ 20 Hz. 0.05%
  • Turns Ratio 1:1
$60.17In stock
Buy now
1140-MS-B

Chassis Mt Mic Splitter TX

  • Impedance Ratio 150:150:150
  • Max Input @ 20Hz +2.0 dBu
  • THD @ 20 Hz. 0.030%
  • Turns Ratio 1:1
$101.86In stock
Buy now
1140-MS-C

Chassis Mt Mic Splitter TX

  • Impedance Ratio 150:150:150:150
  • Max Input @ 20Hz +11 dBu
  • THD @ 20 Hz. 0.030%
  • Turns Ratio 1:1:1:1
$154.37In stock
Buy now
Dimension tables (inches / mm)

Microphone Input Transformers

Part No.Impedance RatioTurns RatioMax Input @ 20HzTHD @ 20HzFrequency Response 20Hz / 20kHzPriceOrder
1140-MN-A150:15K1:10-2.5 dBu0.02%-0.05 dB/ -0.06 dB$73.45In stockBuy now
1140-MN-B150: 3.8K1:5+7.0dBu0.015%-0.04 dB/ +0.00 dB$102.03In stockBuy now

Microphone Splitter Transformers

Part No.Impedance RatioTurns RatioMax Input @ 20HzTHD @ 20HzFrequency Response 20Hz / 20kHzPriceOrder
1140-MS-A150:1501:1+2.0 dBu0.05%-0.14 dB/-0.06 dB$60.17In stockBuy now
1140-MS-B150:150:1501:1+2.0 dBu0.030%-0.08 dB/+0.06 dB$101.86In stockBuy now
1140-MS-C150:150:150:1501:1:1:1+11 dBu0.030%-0.05 dB/+0.20 dB$154.37In stockBuy now

Line Input Transformers

Part No.Impedance RatioTurns RatioMax Input @ 20HzTHD @ 20HzFrequency Response 20Hz / 20kHzPriceOrder
1140-LN-A10k:20k1:1.414+16 dBu0.02%-0.04 dB/+0.10 dB$71.23In stockBuy now
1140-LN-B10K:10K1:1+20 dBu0.020%-0.03 dB/+0.10 dB$70.14In stockBuy now
1140-LN-C36K:2.2K / 10K:6004:1+26 dBu0.015%-0.20 dB/+0.05 dB$100.57In stockBuy now
1140-LN-D40K:2.4K4:1+21 dBu0.060%-0.12 dB/+0.06 dB$70.38In stockBuy now
1140-LN-E600:6001:1+19 dBu0.020%-0.06 dB/+0.00 dB$132.94In stockBuy now

Line Output Transformers

Part No.Impedance RatioTurns RatioMax Input @ 20HzTHD @ 20HzFrequency Response 20Hz / 20kHzPriceOrder
1140-LU-A10K:6004:1+23 dBu0.00%-0.06 dB/+0.04 dB$137.25In stockBuy now
1140-LU-B600:6001:1+21 dBu0.150%-0.20 dB/+0.03 dB$37.04In stockBuy now
1140-LU-C600:6001:1+18 dBu0.001%-0.05 dB/+0.02 dB$66.96In stockBuy now
1140-LU-D600:6001:1+24 dBu0.080%-0.18 dB/+0.03 dB$49.72In stockBuy now
1140-LU-E600:6001:1+22 dBu0.001%-0.03 dB/+0.02 dB$80.51In stockBuy now
1140-LU-F600:1502:1+27 dBu0.001%-0.01 dB/+0.01 dB$108.16In stockBuy now
1140-LU-G600:6001:1+27 dBu0.001%-0.02 dB/+0.02 dB$108.16In stockBuy now

Direct Box Transformers

Part No.Impedance RatioTurns RatioMax Input @ 20HzTHD @ 20HzFrequency Response 20Hz / 20kHzPriceOrder
1140-DB-A200K:1.5K12:1+22 dBu0.02%-0.07 dB/-0.07 dB$73.22In stockBuy now

Features

  • ■Designed with Nickel alloy cores for high performance and Wide Bandwidth
  • ■Frequency Response: 20 Hz – 20 kHz ±0.35 dB, (ref. @ 1 kHz)
  • ■Low distortion at levels up to +27 dBu @ 20 Hz.
  • ■Excellent Shielding – Mu Metal enclosures
  • ■Line Output Transformers are open style (not Mu Metal)

Documents

Specification Sheet

Any questions? Talk with an expert

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