143B
For Reference Only
| Part Number | 143B |
| PNEDA Part # | 143B |
| Description | TRANSFORMER AUDIO 3.2/4K IMPED |
| Manufacturer | Hammond Manufacturing |
| Unit Price | Request a Quote |
| In Stock | 6,390 |
| Warehouses | Shipped from Hong Kong SAR |
| Estimated Delivery | Jun 27 - Jul 2 (Choose Expedited Shipping) |
| Guarantee | Up to 1 year [PNEDA-Warranty]* |
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Free shipping on orders over $100. PNEDA is willing to provide you with better services.
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143B Resources
| Brand | Hammond Manufacturing |
| ECAD Module |
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| Mfr. Part Number | 143B |
| Category | Power › Transformers › Audio Transformers |
| Datasheet |
Payment Method
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- If you need the detailed invoice or tax ID,please email us.
- Some orders may require a minimum amount of $100.00.
- Cheque or cash on delivery, processing may take an additional 3-5 days.
Logistics Mode
- Delivery time: At the same day (Order deadline is 2pm, HK Time).
- Delivery date: usually 2 to 7 working days.
- It is unable to appoint a date of delivery.
- Tracking number will be sent once your order has been shipped.
- It may take up to 24 hours before carriers display the info.
Notes
- Please confirm the specifications of the products when ordering.
- If you have special order instructions,please note it on the ordering pages.
- Registered users can log in to the account to view the order status.
- You can email us to change the order details before shipment.
- Orders cannot be canceled after shipping the packages.
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Our approach is built around proving our clients with three key advantages:
Prompt Responsiveness
Our team responds quickly to your requests, and gets to work immediately to find your parts.
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Our quality-control processes guard against counterfeits while ensuring reliability and performance.
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143B Specifications
| Manufacturer | Hammond Manufacturing |
| Series | 143 |
| Turns Ratio - Primary:Secondary | - |
| Impedance - Primary (Ohms) | 3.2 |
| Impedance - Secondary (Ohms) | 4k |
| DC Resistance (DCR) - Primary | 400mOhm |
| DC Resistance (DCR) - Secondary | 245Ohm |
| Transformer Type | Economical Open Type |
| Frequency Range | 150Hz ~ 15kHz |
| Frequency Response | ±1dB |
| Voltage - Isolation | - |
| Insertion Loss | - |
| Return Loss | - |
| Power Level | 15mW |
| Operating Temperature | - |
| Approvals | - |
| Mounting Type | Chassis Mount |
| Size / Dimension | 1.000" L x 0.690" W (25.40mm x 17.53mm) |
| Height - Seated (Max) | 0.690" (17.53mm) |
| Termination Style | Wire Leads |
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Manufacturer Hammond Manufacturing Series 560 Turns Ratio - Primary:Secondary - Impedance - Primary (Ohms) 600, 150/150 Impedance - Secondary (Ohms) 40k, 10k/10k DC Resistance (DCR) - Primary - DC Resistance (DCR) - Secondary - Transformer Type Broadcast Quality Frequency Range 30Hz ~ 30kHz Frequency Response ±1dB Voltage - Isolation - Insertion Loss 1dB Max Return Loss - Power Level - Operating Temperature - Approvals - Mounting Type Through Hole Size / Dimension 1.330" L x 1.640" W (33.78mm x 41.66mm) Height - Seated (Max) 0.850" (21.59mm) Termination Style PC Pin |
Manufacturer Tamura Series TTC Turns Ratio - Primary:Secondary 1:1 Impedance - Primary (Ohms) 600 Impedance - Secondary (Ohms) 530 DC Resistance (DCR) - Primary 46Ohm DC Resistance (DCR) - Secondary 45Ohm Transformer Type - Frequency Range 200Hz ~ 4kHz Frequency Response ±0.25dB Voltage - Isolation 1875VRMS @ 1 Second Insertion Loss 1dB Max @ 1kHz Return Loss 20dB Min @ 1kHz Power Level - Operating Temperature - Approvals UL1950, UL60950, EN60950 Mounting Type Through Hole Size / Dimension 0.886" L x 0.909" W (22.50mm x 23.10mm) Height - Seated (Max) 0.543" (13.80mm) Termination Style PC Pin |
Manufacturer Hammond Manufacturing Series 290 Turns Ratio - Primary:Secondary - Impedance - Primary (Ohms) - Impedance - Secondary (Ohms) - DC Resistance (DCR) - Primary 4.14Ohm DC Resistance (DCR) - Secondary 80mOhm, 4.8Ohm, 44.94Ohm Transformer Type - Frequency Range - Frequency Response - Voltage - Isolation 120/240VAC Insertion Loss - Return Loss - Power Level - Operating Temperature - Approvals - Mounting Type Chassis Mount Size / Dimension 3.125" L x 3.250" W (79.38mm x 82.55mm) Height - Seated (Max) 3.813" (96.85mm) Termination Style Wire Leads |
