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4z4rb
 
Ships to:
Worldwide

Details about  SDR,QRP 45W driver LINEAR AMPLIFIER MODULE with PRE DRIVER

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SDR,QRP 45W driver LINEAR AMPLIFIER MODULE with PRE DRIVER
SDR-QRP-45W-driver-LINEAR-AMPLIFIER-MODULE-with-PRE-DRIVER
Item Sold
Item condition:
New other (see details)
Ended:
Feb 13, 2014
Price:
US $160.00
[
History:
]
Shipping:
$29.30 Standard Shipping from outside US | See details
Item location:
IDRAEL, Israel

Description

eBay item number:
150993410099
Seller assumes all responsibility for this listing.
Last updated on  Feb 03, 2014 11:39:57 PST  View all revisions

Item specifics

Condition:
New other (see details): A new, unused item with absolutely no signs of wear. The item may be missing the original packaging, ... Read moreabout the condition
Max. Output Power: 45 W
Supported Modes: AM, FM, SSB, CW Frequency Band(s): HF
Country of Manufacture: Israel
4z4rb
Visit Store:   4z4rb

Categories

45W SDR QRP LINEAR POWER AMPLIFIER

For sale a newly built Linear driver amplifier for all applications ssb,cw,psk31,SDR HPSDR or QRP with QSK option.

Using 2x MRF-449 from MOTOROLA devices in a push-pull circuit.A  Toshiba 2SC2099 is used as a pre amplifier to drive the 449's

Data sheet can be found on the web.

these were made for linear amplifier service

up to 60W output is easy output with the amp thou I call it a 45W unit.

Idling current is adjustable and is set at 100mA.

A special bias circuit is used to ensure stable bias and temp. tracking.The pre-Driver is set at constant  45mA Idq

The Amp module is constructed on a silver plated circuit board with Teflon coax cable in and out with  high quality (male) connectors. 

Both stages employ negative feedback for good IMD and fairly constant input impedance.

using the best components and with a good and hefty  heat sink  will give years of service.

amp is 4" (w) X 6.5(L) X2.7" (H).

operating  Voltage :12-13.6V DC

Current:12A max

All circuit diagrams and full instructions will be provided with the Amp.

WARRANTY & RETURN POLICIES


The items shipped to you, are NEW, UNUSED, TESTED and WORKING modules.

The transistors, mosfets, ldmos or RF semiconductors installed in Module Board have NOT Warranty.

For repair, buyer pay shipping cost to seller and return shipping cost for item repaired.

 For the repair of a module, you should consult me for an appraisal of cost.

Return and refund money for this item, not accepted.

  


SHIPPING

Shipping to WORLDWIDE!!!

The shipping cost to all countries are the same.

Shipping cost include handling and shipping.

Handling time: 1-15 days

Shipping time: 5-20 days

I ship with  ISRAEL Postal Service Certified with Tracking number.

International Orders: The buyer is responsible for any applicable import duties and local taxes. Please verify with your customs before making your purchase.

Please verify your address during checkout. I am not responsible for any wrong or undeliverable addresses.

Items will be checked carefully before sent out.

Good results for any low power unit who wants to get a bit more drive for that big amp...


Thank you 4z4rb,Baruch

This Amp Is for Ham Use Only not intended for CB Or any radio with certain regulations And rules that tell you it is prohibited.


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