Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

Audio Transformers

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Termination ECCN Code Length RoHS Status Lead Free Current Rating Package / Case REACH SVHC Height Width Impedance Resistance Mounting Type Weight Size / Dimension Height Seated (Max) Current Power Rating Frequency Range Shielding Termination Style Inductance DC Resistance (DCR) Transformer Type Insertion Loss Max DC Current Insertion Loss (dB) Turns Ratio - Primary:Secondary Return Loss Voltage - Isolation Impedance - Primary (Ω) Frequency Response Impedance - Secondary (Ω) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Power Level
109K 109K Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 109 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 23.4mm Through Hole 1.315Lx0.930W 33.40mmx23.62mm 0.920 23.37mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 1.58:1 100VRMS 1.5kCT ±1.5dB 600CT 102Ohm 60Ohm 2W
290SX 290SX Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2011 290 yes Active Not Applicable Wire Leads ROHS3 Compliant 120.65mm Chassis Mount 3.750Lx5.625W 95.25mmx142.88mm 4.813 122.25mm Wire Leads 4.72Ohm POWER TRANSFORMER 3.75A 120/240VAC 1.1Ohm 1.24Ohm 1.34Ohm 100mOhm 1.68Ohm 4.72Ohm
108N 108N Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 2000 108 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 19.6mm Through Hole 0.08lb 36.29g 1.030Lx0.770W 26.16mmx19.56mm 0.770 19.56mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 4.08:1 100VRMS 10kCT ±1.5dB 600CT 370Ohm 35Ohm 500mW
148B 148B Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 148 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 17.526mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 3.8mA 300mW 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 150 ±1dB 1.6k 400/400 11.3Ohm 200Ohm
194F 194F Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 194 yes Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 20A 66.675mm Chassis Mount 2.573Lx2.188W 65.35mmx55.58mm 2.625 66.68mm Wire Leads 5 H 115Ohm POWER TRANSFORMER 120mA 115Ohm
1650FA 1650FA Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2013 A Active 1 (Unlimited) Wire Leads ROHS3 Compliant Lead Free Chassis Mount 4lbs 1.8kg 3.500Lx2.500W 88.90mmx63.50mm 3.060 77.72mm 128mA 30Hz~30kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 7.6kCT ±1dB 4 8 16 92.16Ohm 102.8Ohm 210mOhm 239mOhm 309mOhm 25W
144D 144D Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2016 144 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 17.5mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 9mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 300CT ±1dB 3.2 15Ohm 330mOhm 150mW
812 812 Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Chassis Mount Bulk 800 Obsolete Not Applicable PC Pin 44.45mm RoHS Compliant 600 65.024mm 31.75mm Chassis Mount 0.5lb 226.8g 1.752Lx1.252W 44.50mmx31.80mm 2.559 65.00mm 400μA 50Hz~15kHz Shielded Solder Lug Broadcast Quality 1dB 1 dB 750V 500 125/125 ±0.5dB 40k 10k/10k 3.11Ohm 1.432kOhm 15dB
124A 124A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 124 Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 36.322mm Chassis Mount 2.380Lx1.350W 60.45mmx34.29mm 1.430 36.32mm 45mA 5W 150Hz~15kHz Unshielded Wire Leads Tube Driver and Speaker Matching 1 dB 1:3 500Vrms 10k ±1dB 90kCT 405Ohm 1.525kOhm
832A 832A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads 1:2 ±0.5dB 15dB
835A 835A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads BROADCAST AUDIO TRANSFORMER 1:1 ±0.5dB 15dB
146E 146E Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 146 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant Lead Free 20.574mm Chassis Mount 0.031lb 14.06g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 14mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 100CT ±1dB 8 4.4Ohm 700mOhm 700mW
802A 802A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads Impedance Matching ±0.5dB 15dB
148V 148V Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 148 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 17.5mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 1.9mA 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 600CT ±1dB 150CT 45Ohm 14Ohm 300mW
140HEX 140HEX Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 2 Weeks 140EX Active Not Applicable ROHS3 Compliant Chassis Mount 1.250Dia 31.75mm 1.000 25.40mm Screw Terminal
143B 143B Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 143 Active Wire Leads EAR99 ROHS3 Compliant 17.5mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 3.2 ±1dB 4k 400mOhm 245Ohm 15mW
144F 144F Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 144 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 6mA 17.526mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 6mA 150mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 500CT ±1dB 3.2 27Ohm 330mOhm
290UX 290UX Hammond Manufacturing 91.2549
Add to Cart

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2014 290 yes Active Not Applicable Wire Leads ROHS3 Compliant 250mA No SVHC Chassis Mount 3.999778kg 3.125Lx3.250W 79.38mmx82.55mm 3.813 96.85mm Wire Leads POWER TRANSFORMER 120/240VAC 4.14Ohm 80mOhm 4.8Ohm 44.94Ohm
150J024 150J024 Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Bulk 2000 150 Obsolete Not Applicable PC Pin EAR99 RoHS Compliant 17.3mm Through Hole 0.810Lx0.690W 20.57mmx17.53mm 0.640 16.26mm 80mA 300Hz~3.4kHz Unshielded PC Pin Voice 2 dB 9dB 600 3dB 47Ohm 63Ohm
807A 807A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads BROADCAST AUDIO TRANSFORMER ±0.5dB 15dB
145J 145J Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2000 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 8mA 20.574mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 8mA 135mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 4k ±1dB 600CT 340Ohm 24Ohm
141H 141H Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 141 Active Not Applicable PC Pin EAR99 ROHS3 Compliant Lead Free 2mA 11.684mm Through Hole 0.038lb 17.24g 0.780Lx0.660W 19.81mmx16.76mm 0.460 11.68mm 2mA 150mW 200Hz~50kHz Unshielded PC Pin Low Profile, Open Type 2 dB 250V 600CT ±2dB 32Ohm 45Ohm
1627SE 1627SE Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Chassis Mount Bulk 2000 1600 Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant Chassis Mount 11lbs 5kg 5.000Lx3.750W 127.00mmx95.20mm 4.560 115.82mm 160mA 20Hz~20kHz Wire Leads Single Ended Audiophile, Ultra-Linear - Tube Output 1 dB 25k ±1dB 4 8 16 25W
117K8 117K8 Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2000 117 Active Not Applicable Solder EAR99 ROHS3 Compliant 50.8mm 8Ohm 8Ohm Chassis Mount 0.6lb 272.16g 3.250Lx1.750W 82.55mmx44.45mm 2.000 50.80mm 8W 100Hz~9kHz Unshielded Solder Lug Sound Distribution 2 dB 8 1dB 25V 8W
842 842 Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Chassis Mount Bulk 800 Obsolete Not Applicable PC Pin 44.45mm RoHS Compliant 600 65.024mm 31.75mm Chassis Mount 0.5lb 226.8g 1.752Lx1.252W 44.50mmx31.80mm 2.559 65.00mm 50Hz~15kHz Shielded Solder Lug Broadcast Quality 1dB 1 dB 20k 5k/5k ±0.5dB 500 125/125 20dB Max
148H 148H Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 148 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 17.5mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 7.5mA 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 3k ±1dB 1k 250/250 480Ohm 107Ohm 75mW
146S 146S Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 146 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.574mm Chassis Mount 0.031lb 14.06g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 2mA 700mW 150Hz~15kHz Unshielded Wire Leads 220Ohm Economical Open Type 1 dB 4kCT ±1dB 8 220Ohm 700mOhm
125BSE 125BSE Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2012 125SE Active Not Applicable Wire Leads ROHS3 Compliant 50.8mm Chassis Mount 1.1lbs 499g 3.250Lx1.630W 82.55mmx41.40mm 2.000 50.80mm 45mA 5W 100Hz~15kHz Unshielded Wire Leads General Purpose 45mA 1 dB 2.5k~10k ±1dB 4~32
850L 850L Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Chassis Mount Bulk 2015 850 Obsolete Not Applicable Solder EAR99 RoHS Compliant 600 41.9mm Chassis Mount 0.4lb 181.44g 1.700Lx1.200W 43.18mmx30.48mm 1.650 41.91mm 20Hz~20kHz Unshielded Solder Lug Broadcast Quality 1 dB 20k 5k/5k 600 150/150 2.24kOhm 69Ohm 15dB
1750K 1750K Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 1750 Active Not Applicable Wire Leads ROHS3 Compliant Chassis Mount 0.625lb 283.5g 4.063Lx3.125W 103.20mmx79.38mm 3.516 89.31mm 70Hz~15kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 44.67:1 4kCT ±1dB 2 43.16Ohm 46.28Ohm 180mOhm 50W
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support