Hammond PWDP13058 Johnson Desk KW T-200 Bias Transformer
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224-955-1644Key Features
- Johnson Desk KW bias transformer T-200
- 300 VCT @ 150 mA CCS secondary
- Two 5.0 VAC @ 3A CCS windings
- 115 VAC 60 Hz single-phase primary
- Will fit, but needs new mounting holes
- EI-125 X 2 core, Style 5; approx. 7 lbs
- REACH and RoHS compliant
PWDP13058 is the bias transformer, T-200, for the Johnson Desk KW. It is part of the Peter W Dahl Transformers series and is aimed at restorers and technicians returning a Desk KW's bias supply to service.
The listing notes that the transformer will fit, but new mounting holes are needed, so be prepared to make new mounting holes during installation.
The primary is rated 115 VAC at 60 Hz, single phase. Three secondaries are provided, all rated CCS: a 300 VCT winding at 150 mA and two separate 5.0 VAC windings at 3 A each.
The transformer is built on an EI-125 X 2 core and is listed as Style 5 on the series transformer style sheet. Approximate weight is 7 lbs, with a shipping weight of 7 lbs (3.18 kg).
The primary is listed for 60 Hz only, so buyers outside North America should confirm their mains frequency before selecting PWDP13058. It is REACH and RoHS compliant and carries UPC 623980240466 and UNSPSC 39121301. Peter W. Dahl designs are usually built to order one at a time, so confirm availability by phone or e-mail.
Ideal For
- Johnson Desk KW bias supply repair
- T-200 bias transformer replacement
- Johnson Desk KW restoration
Overview
| Series | PWDAHL Series (Peter W Dahl Transformers) |
| Description | JOHNSON DESK KW BIAS T-200 (WILL FIT, BUT NEED NEW MTG HOLES) |
| Part Number | PWDP13058 |
| Product Type | Bias Transformer |
| Short Description | JOHNSON DESK KW BIAS T-200 |
Dimensions
| Approx. Weight (Series Table) | 7 lbs |
Electrical
| Primary | 115 VAC 60 HZ 1 PH |
| Secondary S1 | 300 VCT @ 150 MA CCS |
| Secondary S2 | 5.0 VAC @ 3A CCS |
| Secondary S3 | 5.0 VAC @ 3A CCS |
Identifiers
| UPC | 623980240466 |
| UNSPSC | 39121301 |
Rack Mounting
| Mounting Note | Will fit, but need new mounting holes |
Packaging & Shipping
| Shipping Weight | 7 lbs (3.18 kg) |
Construction & Finish
| Core | EI-125 X 2 |
| Style (Per Series Style Sheet) | 5 |
Compliance & Certifications
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
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Frequently Asked Questions
Will PWDP13058 bolt into the original holes?▾
No. The listing says it will fit, but new mounting holes are needed.
What are the secondary ratings?▾
300 VCT @ 150 mA CCS and two 5.0 VAC @ 3A CCS windings.
Can I use it on 50 Hz mains outside North America?▾
The primary is listed as 115 VAC 60 Hz only; the series advises that parts not marked 50/60 Hz are intended for 60 Hz use.
What does it weigh?▾
Approximately 7 lbs; shipping weight is 7 lbs (3.18 kg).
Is this transformer kept in stock?▾
Transformers in the Peter W. Dahl listing are usually built to order one at a time, and many of the designs are decades old. Confirming availability of PWDP13058 by phone or e-mail before ordering is recommended.
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