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Two Gates SA-70 Tube MO-3540 Mic Preamp Vintage 1950's

Estimated price for orientation: 740 $

Category: Vintage Preamps and Tube Preamps

Type: Mic preamp Model: MO-3540
Brand: Gates Country//Region of Manufacture: United States
UPC: Does not apply

  Two Gates SA-70 Tube MO-3540 Mic Preamp Vintage  
This is a pair of Gates SA-70 Tube MO-3540 Mic Preamp Vintage 1940's SA-40 console input channels. The transformers are good and these are in very good condition. They have been re-capped with Spraque, Vitamin Q and Westcap PIO NOS caps. I have doc and schematics that will be sent with the Mic Preamps.
( or emailed in a PDF)
 This is a Gates Tube mic preamp from a Gates tube late 1940s console
.   The SA-70  comes with  tubes, checked  input and output transformers .
The SA-70 MO-3450  requires external power.
  Power requirements are B+ voltage between 180-250VDC 34ma and heaters 6.3V AC or DC 500ma .
I have power supplies available.
    This mic pre is re-capped   and has NOS tubes. All transformers have been checked for proper DCR.
The units have been bench tested and sound great.

The Sa-70 comes with complete doc and schematic.Text3525524693 for info on racked units and power supplies.


Buyer will pay ALL shipping costs, including insurance, packing and shipping materials. I personally do not ship, all sales FOB Umatilla FL. I will arrange shipping for you through a shipping service. The shipping service will charge a minimum $5 handling fee in addition to actual shipping costs.

Sold as is.
If you have questions I will try to answer them.

Please read the terms and conditions below. Please contact me BEFORE bidding if you have any questions.

Shipping takes place after the funds are credited to my account, NOT upon notification from them. This may add a few days before I ship.

By bidding on this auction you agree to Ebay's user agreement and the terms stated below.I require receipt of shipping info within 3 days of the auction ending, and payment to be received within 3 days after the close of the auction.  I ship within 5 working days after receipt of funds.  Please send email with questions before bidding. The Final bid is binding. If You are the High Bidder, you agree to send the funds as stated. No Warranty is expressed or implied, Sold "as-is" and all Sales Final, unless otherwise stated in the description above.Shipping is non refundable . Items authorized for return must be returned in the same packing and in the same condition as send . All items 15% restocking fee.  Thank You for bidding and good luck...