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 | May 22 - May 27 (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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- 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.
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- You can email us to change the order details before shipment.
- Orders cannot be canceled after shipping the packages.
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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 Tamura Series - Turns Ratio - Primary:Secondary - Impedance - Primary (Ohms) 600 Impedance - Secondary (Ohms) 600 DC Resistance (DCR) - Primary 46Ohm DC Resistance (DCR) - Secondary 63Ohm Transformer Type Data/Voice Coupling Frequency Range 300Hz ~ 3.5kHz Frequency Response ±0.5dB Voltage - Isolation 1500VRMS @ 1 Minute Insertion Loss 1dB Typ @ 1kHz Return Loss 26dB Min Power Level -45dB ~ 7dB Operating Temperature - Approvals CSA-C22.2 No. 950-M89, UL1459, UL1950 Mounting Type Through Hole Size / Dimension 0.780" L x 0.654" W (19.80mm x 16.60mm) Height - Seated (Max) 0.469" (11.90mm) Termination Style PC Pin |
