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 Part Status Moisture Sensitivity Level (MSL) Termination ECCN Code Length RoHS Status Lead Free Current Rating Number of Pins Package / Case REACH SVHC Frequency Height Width Impedance Resistance Mounting Type Weight Size / Dimension Height Seated (Max) Current Physical Dimension Power Rating Frequency Range Operating Temperature (Max) Operating Temperature (Min) Subcategory Shielding Termination Style Application Inductance DC Resistance (DCR) Transformer Type Insertion Loss Max DC Current Insertion Loss (dB) Turns Ratio - Primary:Secondary Number of Secondary Winding Number of Primary Winding Return Loss Voltage - Isolation Primary Inductance Impedance - Primary (Ω) Frequency Response Impedance - Secondary (Ω) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Power Level
145R 145R Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.6mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 3.5mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 20k ±1dB 2kCT 1.18kOhm 89Ohm 135mW
117J8 117J8 Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2000 117 Active Solder EAR99 ROHS3 Compliant 50.8mm 3.2Ohm 3.2Ohm 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 3.2 1dB 25V 8W
1650HA 1650HA Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2012 A Active 1 (Unlimited) Wire Leads ROHS3 Compliant Lead Free 200mA 96.774mm Chassis Mount 6.5lbs 2.9kg 4.000Lx3.130W 101.60mmx79.50mm 3.810 96.77mm 200mA 40W 30Hz~30kHz Unshielded Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 6.6kCT ±1dB 4 8 16 63.69Ohm 71.33Ohm 74mOhm 223mOhm 258mOhm
109N 109N 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 4.08:1 100VRMS 10kCT ±1.5dB 600CT 660Ohm 54Ohm 2W
146K 146K 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 4mA 20.574mm Chassis Mount 0.031lb 14.06g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 4mA 700mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 1kCT ±1dB 8 56Ohm 700mOhm
102B 102B Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 102 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 12.7mm Through Hole 0.02lb 9.07g 0.570Lx0.570W 14.48mmx14.48mm 0.480 12.19mm 310Hz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 100V 50 -1dB 1.5k 4Ohm 95Ohm 20mW
801A 801A 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
850G 850G Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Chassis Mount Bulk 850 Obsolete Not Applicable Solder EAR99 RoHS Compliant 600 21.59mm Chassis Mount 0.4lb 181.44g 1.700Lx1.200W 43.18mmx30.48mm 1.650 41.91mm 20Hz~20kHz Shielded Solder Lug 71Ohm Broadcast Quality 1 dB 600 150/150 ±0.5dB 600 150/150 71Ohm 71Ohm 15dB
812A 812A 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 ±0.5dB 15dB
126A 126A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 126 Active Not Applicable Wire Leads ROHS3 Compliant 5kOhm Chassis Mount 3.2lbs 1.5kg 3.120Lx2.500W 79.25mmx63.50mm 3.120 79.25mm 15mA 20Hz~20kHz Wire Leads Single Ended Audiophile, Ultra-Linear - Tube Output 1 dB 400VDC 5k ±1dB 178Ohm 178Ohm 4W
119DA 119DA Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 4 Weeks Chassis Mount Bulk 2001 119 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant No SVHC 50.8mm Chassis Mount 1.4lbs 635g 3.280Lx2.350W 83.31mmx59.69mm 2.000 50.80mm 12W 30Hz~20kHz Unshielded Wire Leads Tube Driver and Speaker Matching 1 dB 600 ±1dB 4 8
560N 560N Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 2000 560 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 21.59mm Through Hole 0.25lb 113.4g 1.330Lx1.640W 33.78mmx41.66mm 0.850 21.59mm 1mW 30Hz~30kHz Shielded PC Pin Broadcast Quality 1dB Max 1 dB 600 150/150 ±1dB 40k 10k/10k
560E 560E Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 560 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 21.59mm Through Hole 0.25lb 113.4g 1.330Lx1.640W 33.78mmx41.66mm 0.850 21.59mm 1mW 30Hz~30kHz Shielded PC Pin Broadcast Quality 1dB Max 1 dB 200 50/50 ±1dB 600 150/150
140M 140M Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Chassis Mount Bulk 140 Obsolete Not Applicable Wire Leads EAR99 RoHS Compliant 11.684mm Chassis Mount 0.125lb 56.7g 1.250Dia 31.75mm 1.000 25.40mm 70Hz~11kHz Unshielded Wire Leads Shielded 1 dB 8:1 100k ±1dB 1.5k
850CA 850CA Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2014 850A Active Not Applicable Wire Leads 43.2mm ROHS3 Compliant 30.5mm Chassis Mount 1.700Lx1.200W 43.18mmx30.48mm 1.650 41.90mm 20Hz~20kHz Wire Leads 1dB 48 12/12 ±0.5dB 600 150/150 6Ohm 70Ohm 15dB
125ASE 125ASE 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 Lead Free 42.926mm Chassis Mount 0.5lb 226.8g 2.810Lx1.350W 71.37mmx34.29mm 1.690 42.93mm 25mA 3W 100Hz~15kHz Unshielded Wire Leads General Purpose 25mA 1 dB 1500V @ 1 Second 2.5k~10k ±1dB 4~32 241.7Ohm 229mOhm 323mOhm 463mOhm 670mOhm
145A 145A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 45mA 20.57mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 45mA 100mW 150Hz~15kHz Unshielded Wire Leads 19Ohm Economical Open Type 45mA 1 dB 100 ±1dB 200CT 14Ohm 19Ohm
1750A 1750A Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount, Flanges Bulk 1750 Active 1 (Unlimited) Wire Leads ROHS3 Compliant 4 15kHz 43.434mm Chassis Mount 0.625lb 283.5g 2.000Lx1.440W 50.80mmx36.58mm 1.773 45.03mm 3.5W 70Hz~15kHz Unshielded Wire Leads 95.49 H Single Ended Audiophile, Ultra-Linear - Tube Output 1 dB 53.11:1 22.8k ±1dB 8 1.065kOhm 1.02Ohm
140N 140N Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Chassis Mount Bulk 140 Obsolete Not Applicable Wire Leads RoHS Compliant 25.4mm Chassis Mount 0.125lb 56.7g 1.250Dia 31.75mm 1.000 25.40mm 70Hz~11kHz Unshielded Wire Leads Shielded 1 dB 1:5:5 50 ±1dB 1.5k
145E 145E Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2001 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant Lead Free 5mA 600 No SVHC 20.574mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 5mA 200mW 150Hz~15kHz Unshielded Wire Leads 83Ohm Economical Open Type 5mA 1 dB 600CT ±1dB 65Ohm 83Ohm
1650E 1650E 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 77.724mm Chassis Mount 3.5lbs 1.6kg 3.250Lx2.500W 82.55mmx63.50mm 3.060 77.72mm 100mA 15W 30Hz~30kHz Shielded Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 100mA 1 dB 2000V @ 1 Second 8kCT ±1dB 4 8 16 98.98Ohm 101.9Ohm 154mOhm 218mOhm 303mOhm
143N 143N Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Chassis Mount Bulk 2000 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 1.5mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 10k ±1dB 2kCT 720Ohm 89Ohm 30mW
560J 560J Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks Through Hole Bulk 560 Active PC Pin EAR99 ROHS3 Compliant 600 21.59mm Through Hole 0.25lb 113.4g 1.330Lx1.640W 33.78mmx41.66mm 0.850 21.59mm 1mW 30Hz~30kHz Shielded PC Pin Broadcast Quality 1dB Max 1 dB 600 150/150 ±1dB 4.8k 1.2k/1.2k
107B 107B Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 4 Weeks PCB, Through Hole Bulk 107 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 50kHz 16mm 14.38mm Through Hole 0.02lb 9.07g 0.630Lx0.586W 16.00mmx14.88mm 0.630 16.00mm 16mm x 14.38mm x 15.19mm 150mW 300Hz~50kHz 105°C -40°C Other Transformers Unshielded PC Pin MATCHING Miniature Epoxy Potted 1.5 dB 3.53:1 1 1 100VRMS 150000 μH 150CT ±1.5dB 12 22Ohm 1.85Ohm
150J031 150J031 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 16.5mm Through Hole 1.650Lx1.340W 41.91mmx34.04mm 0.650 16.51mm 80mA 300Hz~3.4kHz Unshielded PC Pin Voice 1.25dB 2 dB 26dB 600 0.5dB 66.5Ohm 73.5Ohm
PWDM13062 PWDM13062 Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Peter W. Dahl Design, Johnson Viking 500 Active Not Applicable ROHS3 Compliant Chassis Mount 5.313Lx5.250W 134.95mmx133.35mm 6.375 161.93mm 200Hz~3.5kHz Screw Terminal 23kCT 8k
150J032 150J032 Hammond Manufacturing 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Through Hole Bulk 2000 150 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 16.5mm Through Hole 1.650Lx1.340W 41.91mmx34.04mm 0.650 16.51mm 75mA 300Hz~3.4kHz Unshielded PC Pin Voice 1.5 dB 26dB 600 0.5dB 600CT 67Ohm 90Ohm
148M 148M 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 5.3mA 17.526mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 5.3mA 75W 200Hz~15kHz Unshielded PC Pin 850Ohm Economical Open Type 0.5dB 5.3mA 1 dB 6k ±1dB 2k 500/500 850Ohm 230Ohm 75mW
834A 834A 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 1:4 ±0.5dB 15dB
148D 148D 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 3mW 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 200k ±1dB 1k 1.76kOhm 6.2Ohm
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