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Details about  Triad HS-1 Input Phono MC Step up Transformers LP Record Turntable SPU Cartridge

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Triad HS-1 Input Phono MC Step up Transformers LP Record Turntable SPU Cartridge
Item Ended
Item condition:
--not specified
26 Jul, 2014 03:20:04 BST
US $4,999.99
Approximately £3,452.08(including postage)
US $95.00 (approx. £65.59) Expedited Shipping from outside US | See details
International items may be subject to customs processing and additional charges.  help icon for delivery - opens a layer
Item location:
Seoul, Korea, South


eBay item number:
Seller assumes all responsibility for this listing.
Last updated on  04 Jul, 2014 15:51:58 BST  View all revisions

Item specifics

Brand: Triad Trans Case Material: Duralumin
Type: High-End Audio Input Transformers Trans Case Surface Treatment: Wonderful Gold Coloring after Sanding
Model: Triad HS-1 Early Input Trans Transformers Condition: Mint Product in the Perfect Working Condition
Item Purpose: Input / Phono MC Cartridge Step-up Transformers Output Impedances: Pri. 62.5, 150, 250, 600 ohms / Sec. 77,000 ohm
Production Date: 1940~1950's Power Level: 10 D.B.M Max
Trans Case Type: Cylindrical Cap Design on Rectangular Case Frequency Response: 20~20,000 C.P.S.(10~33,333 Hz)


Hello, eBayer..!! I am very glad to introduce my great items with sales promotion for international buyers on eBay. I am going to list very attractive value items for international buyers on eBay continually. Please, check my other listings for more valuable items regularly. Many thanks for your interesting. Have a good time..!! ^^ 


'Buy it now' or 'Make offer' as soon as possible for getting this valuable rare item in limited time on eBay..!!


Clear note that I accept 'Buy It Now or Make Offer Purchase' by Serious global buyers with good manner only for smooth international transactions..!!


Please, confirm my Great Positive Feedbacks with Highest 5 Stars Detailed Seller Ratings (Current Total 4.90/5.00) from many international buyers on eBay for a long time for your comfortable purchase in my items.


We smoothly exports our great tube preamplifiers, tube power amplifiers and other excellent audio products all over the world (Over 40 Countries) for Global Dealers, Audiophiles & Music-lovers for over long years without troubles.


Do not miss this rarely great chance for your ideal listening life absolutely..!! Buying this item is one thing you will never regret surely..!! I promise honestly..!!


All Sales are Final.

Here is actual recent moving pictures on 'YouTube' for new international buyer's smooth online purchase helpfully in my great items. Seeing & Listening is believing! So I am glad to introduce this attractive 'W RCA England High-Fidelity 12AU7 12AX7 Tube Stereo Phono Preamplifier' with 'Vintage Triad High-End Audio Phono MC Step-up Transformers' for real Phono Sound (LP/Record/Vinyl) and 'W Antique Black Front Meter Type 300B Single-Ended Stereo Tube Power Amplifier' with 'Tannoy Silver 12" Speakers in Corner York Enclosures' (#261486137521, Sold out!) for very excellent performance in the perfect working condition. Highly recommended! Please, your smooth purchase with self-confidence comfortably for your stable purchase in this item! All sales are final. Thanks.

Please read the following description & look at the photo carefully so you know what you are buying on and Summary of My Selling Policies in the listing. Thanks!


[Detail Features & Specifications]

* Very very rare Wonderful Matched Pair Original Triad HS-1 Early High-End Audio Input Transformers.

* Very Early High-End Audio Phono Moving Coil Cartridge Step up Audio Transformers.

* Transformers Production Date: 1940~1950's.

* Production Type: Very Expensive Production Costs for the Excellent Molding Type Vintage Triad Early Transformers.

* Transformer Shield: Electrostatic Shield & Magnetic Shield.

* Frequency Response: 20~20,000 C.P.S.(10~33,333 Hz).

* Impedances: Primary 62.5, 150, 250, 600 ohm / Secondary 77 Kohm. Suitable matching with most MC Cartridges by 3 kinds of Low/Mid/High impedance's connection for user's 3~600 ohm MC Cartridges. Loading Range for MC Cartridge Internal/Inner Impedance Low(3~60 ohm => Current Connection), Mid(60~150 ohm) & High(150~250 / 250~600 ohm).

* Wonderful matching and playing with great phono sound for Ortofon SPU Phono MC Cartridges & most Phono MC Cartridges(Koetsu, EMT, BENZ-MICRO, Audio-Technica, Denon & etc).

* RCA Terminals: Golden plated of high density.

* Offered Ground(Earth) connection for convenient using.

* All tested fine & Best sound in the Perfect working condition on the valuable duralumin trans case in the very high quality surely.

* Looks very beautiful and overall in the very excellent cosmetic shape with a New Duralumin Trans Case/Box.

* Very excellent working classic transformers from the glory days of Triad.

* High quality Made in U.S.A. Working perfect in first class.

* Very very rare & very very limited Triad Early Input / Phono MC Step up Audio Transformers in the world.

* Vintage audio manias & collectors a valuable item in the excellent condition surely.

* Best of the best choice for the Fantastic Triad Early Sound.

* Highly recommended! Give your Phono a great sound lifting amazingly!

* Dimension: Wide 140 mm(5.51 inch) x Deep 92/104 mm(3.62/4.09 inch) x High 105 mm(4.13 inch).


- Triad "HS-1" (Hermetically Sealed) Transformers.

Triad "HS-1" Transformers are designed to meet MIL-T-27 specifications and hence have an immediate application for military use. Such transformers are also desirable for high quality commercial equipment where continuity of service and superior performance is paramount.


- Triad "HS-1" Transformers Feature.

1. Dependability: Liberally designed and accurately wound transformers of low temperature rise; "Climatite" treated, poured with silica-filled asphalt of high heat conductivity, rigidly supported, and hermetically sealed, Triad leaves no step untaken to supply the best in quality transformers.

2. Strong Mechanical Construction: Heavy steel cases with welded internal supports and Triad's own hermetic seals, employing sturdy brass studs and low-loss molded plastics, minimize mechanical failures in production, service and storage.

3. Attractive Appearance: Sturdy deep-drawn steel cases, of smoothly matching lines, and finished in attractive Triad gray, add much to the appearance of the equipment in which "HS-1" Transformers are used.

4. Standard MIL-T-27 Cases: The standardized series of MIL-T-27 cases are used in all designs where magnetic shielding is not required. Current military procurement is specifying these cases.

- Triad "HS-1" Audio Input Transformers.

Triad HS-1 High-End Audio Transformers have attained an enviable reputation wherever high-quality transformers are used. These transformers offer wide frequency range (20-20,000 cycles), protection against stray fields (up to 95db), all in case sizes only a fraction of the size of pre-war designs. Triad HS-1 high-end transformers are used by a great majority of manufacturers of high quality audio equipment.


- Only Triad transformers are Climatite Treated – the improved and exclusive vacuum impregnation process used on all Triad transformers.


It is really attractive early Traid wonderful sound..!! Buying this item is one thing you will never regret..!! I promise..!! Available to Make Offer for Serious buyers with Good manner only..!!


Do not miss a very rare chance for your best choice & for your ideal listening life in limited time absolutely..!! Get your rare Triad item right now..!!


Please, refer & check the actual photos carefully for other details..!!


Do Not Make a Purchase (Bidding, Buy It Now or Make Offer) unless you are 100% Sure that you want to Buy the item truly and complete your payment rapidly please..!!


This Great Triad HS-1 Input Transformers with a Gold color duralumin trans case will arrive as it appears in photos.


Note that Worldwide Shipping costs at $60~$130 via Postal International Express Registered Airmail(EMS) in Secure Air-caps & Styrofoams Packing for Oversea buyers("Kindly help Oversea Buyers for Saving Customs/Duty if asked"). It would be arrive in 2~5 days via EMS in the world if there are no any problems on Customs or Post delivery as Peak periods & Bad Weather. I will offer the EMS Tracking Number immediately after finished extremely fast shipping service. Highly Recommanded EMS for secure shipping without any damages during international delivery.


Additional Note that EMS Shipping Service by Post not available for Italy currently so Italy buyer must pay additional $55 for necessarily premium express shipping via EMS Premium Express Shipping Service by UPS(Shipping cost $145 to Italy for this item if buyer wants the Express Int'l Shipping safely & speedly smooth pass the customs clearance, Delivery in 2~5 business days to Italy mostly). Available Postal Int'l Priority Registered Airmail Shipping for Italy at $85(Delivery in 7~14 business days but Clear notice that I am not responsible for the lost or damaged package with long transit time during this Italian Post Priority Delivery in Italy).


Being sold "AS IS".



# Summary of My Selling Policies



= Note that All buyers must be read carefully below payment & shipment notices before make a purchase. No exception. =

Accept these Types of Payment, Paypal(Confirmed your maximum limit to Paypal or your credit card company on Paypal for the smooth payment, Prefer a PayPal payment through PayPal's e-Check payment option for big money) and Confirmed by eBay/Paypal for verified Bank wire transfer & other verified payments by eBay. I will only charge the actual cost for secure handling, packing and shipping. Payment must be received within 3 business days after the end of item listing and cleared before shipping.


Requested fast payment to all buyers in my auctions & fixed price listings within 24 hours for fast delivery after you received an eBay invoice from me. Never buy in my item listings without perfect confidence, who will be very slow payment or non-payment with bother and if buyer not agree anything in my policies on eBay absoulutely. Hope you understand rightly please.


Qucik payment with good manners required. All buyers must follow my sale policies on eBay. Do not make an offer if buyer don't read my sale policies on eBay for a smooth transaction. If a buyer not pay in 3 business days with no responce, I will report eBay the details immediately, leave a negative feedback and item will be relisted. Please, don't waste each other's valuable time seriously.



= I always offer very fast shipping & professional packing services for all buyers. =

International: All items are shipped via the Global Express Mail Service(EMS, Delivery in 2~5 business days, Offer tracking number) or the Postal Global Airmail Service(Registered => Offer tracking number or No Registered => No offer tracking number, Delivery in 5~14 business days) for international shipments, depending on buyer's choice, size  and weight. I do NOT ship via the Postal Surface Mail Service(Economy, Delivery in 30~40 business days) for international delivery. I must know buyer's correct telephone number to write on Mailing Label for secure shipping. I will send the tracking number to buyer immediately who choose EMS or Registered Airmail after I offered very fast shipping service for buyer. 


Domestic: All items are shipped via Korea Post Express Registered Mail(Delivery in 1~2 business days, Offer tracking number), Home-delivery, Quick service or Delivery Van for domestic shipments only, again depending on weight & size for secure delivery. No possible domestic pick up service at the moment. No exception. I do not offer my private information & No calling to all Domestic buyers for avoid any heavy stress, troubles, bothers, waste time & non-payment. I always have a smooth deal with verified good buyers only! Hope you understand rightly. 


* Cost of packing & shipping quoted after Auction or Fixed price listing close. I highly recommended EMS Shipping for protecting an international buyer purchase if a buyer seriously worry about lost package or damaged item during international delivery. But the packages by my secure packing always arrive to buyers safely except damages via EMS Shipping.



= Orders are speedily shipped within 1~24 hours after payment receipt, Normally the day or the next business day at once. =

* I am not responsible for transit time. This information is provided by the carrier, depending on holidays, weekends and customs in your country. Note that transit times may vary, particularly during peak periods.

* I am going to pack it securely. Everything will be very carefully packaged with enough Air-caps & Styrofoams to avoid damage during shipping. So it should travel very well.

* Refunds & Returns : All items tested & described with photos to the best of my ability. Please, must ask questions prior to buying. All items sold AS-IS with No refunds unless it can be proved except Vintage items(No refund due to age) that there was intentional gross misrepresentation. I do not refund handling, secure packing & shipping fees with payment charges in any case, what so ever.


I leave a reciprocating feedback. That means as soon as you receive your item with satisfaction and leave me a positive feedback I then immediately leave it for you. As far as a negative feedback I believe there is almost always a happy solution to a problem. It will be smooth solved with as speedily as possible for each other.




1. Seller will offer very fast shipping service with shipping notice after buyer's fast responce & payment. Pay with Paypal or other verified payments by eBay only within 3 business days after the end of purchase. I prefer verified Bank wire transfer by eBay/Paypal & verified PayPal's e-Check payment option for big money & domestic payment. Please, pay as soon as possible for a smooth transaction and the fastest shipping.


2. Buyer who will buy my items has good feedbacks for a smooth transaction. Buyers who has zero, less than 5 positive feedbacks or unacceptable negative feedbacks must contact a seller first before buying. Automatically blocked all Non-payers in my auctions and fixed listings. No exception. 


3. Buyer must pay for the cost of actual shipping, handling and secure packing charges.


4. I strongly suggest to international buyers Global Express Mail Service(EMS, Highly recommended) / Fedex / UPS / DHL with tracking number for fast & security shipping without damages during delivery.




As usual I guarantee all items to be as described, I make every effort to be sure that you get exactly what you expect when you purchase from me but I am not responsible or liable for dissatisfaction, unexpected transport delay, international delivery damages and losses by unconfirmed shipping address or Natural disasters.


You could believe my excellent confidence wholeheartedly by many international buyers comments with highest 5 star detailed seller ratings on eBay.


Welcome to Asian buyers who has over 99% Positive feedbacks on eBay and complete confidence.

Shipping cost & delivery time would be much cheaper & faster than USA, Canada, UK or Europe.


Multiple items from more than one of my auctions & fixed price listings will be combined to save on shipping if possible. I am happy to combine multiple purchases to save on shipping. 


Feel free to send a message or e-mail if any questions for a smooth transaction after you read carefully Item descriptions, Photos and My Selling Policies.


Please, check my other listings for more great items regularly.


Thanks for looking at my items & Good luck!! (--) (__) (--)


Will ship to Worldwide.


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