5k, 8k Impedance Primary Ohms 3.2 Impedance Secondary Ohms 49.16:1 Audio Transformer 70Hz ~ 15kHz Chassis Mount
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1750C

DigiKey Part Number
HM4557-ND
Manufacturer
Manufacturer Product Number
1750C
Description
AUDIO XFMR 5K, 8K / 3.2 CHAS MNT
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
5k, 8k Impedance Primary Ohms 3.2 Impedance Secondary Ohms 49.16:1 Audio Transformer 70Hz ~ 15kHz Chassis Mount
Datasheet
 Datasheet
Product Attributes
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Category
Transformer Type
Single Ended Audiophile, Ultra-Linear - Tube Output
Manufacturer
Hammond Manufacturing
Frequency Range
70Hz ~ 15kHz
Series
Frequency Response
±1dB
Packaging
Box
Power Level
5W
Part Status
Active
Mounting Type
Chassis Mount
Turns Ratio - Primary:Secondary
49.16:1
Size / Dimension
2.813" L x 1.560" W (71.45mm x 39.62mm)
Impedance - Primary (Ohms)
5k, 8k
Height - Seated (Max)
1.746" (44.35mm)
Impedance - Secondary (Ohms)
3.2
Termination Style
Wire Leads
DC Resistance (DCR) - Primary
314.2Ohm
Weight
0.625 lb (283.5 g)
DC Resistance (DCR) - Secondary
295mOhm
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Available To Order
Factory Stock: 112
1 estimated in stock on 26-Oct-2026

This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.

All prices are in USD
Box
QuantityUnit PriceExt Price
1$51.02000$51.02
10$45.88200$458.82
25$43.96800$1,099.20
50$42.56800$2,128.40
100$41.20900$4,120.90
250$39.47432$9,868.58