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LD7280PJ-50
LD7280PJ-50 - Brand New Leadtrend IC Chips
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
GENERAL DESCRIPTION
NEC LD7249 series of PPM-focused traveling wave tube are designed for use as
final amplifiers in the earth-tosatellite communications transmitter.
Two models of the LD7249 series are capable of delivering an output power of
350 W and 400 W over the range of 13.75 to 14.5 GHz and provide a high power
gain of more than 47 dB at the rated output power level. Furthermore, this is
of rugged and reliable design offering long-life service.
FEATURES
™ High Power Gain
The power gain is typically 54 dB at the rated output power level.
™ Simple Cooling System
The tube is conduction-cooled so that the cooling system is greatly
simplified.
™ PPM Focusing
The tube is PPM (Periodic Permanent Magnet) -focused, eliminating entirely the
focusing power supplies and interlock circuits.
™ Rugged Construction
The tube is designed to be rugged, therefore it is suitable for transportable
systems.
™ Long Life and High Stability
The tube employs an advanced impregnated cathode with a low operating
temperature for long life.
™ Microdischarge Free
The tube is carefully designed to be free from microdischarge in the electron
gun for long term operation, therefore it is suitable for digital
communication service.
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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