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6 days, 79 pcs.
Brand: Analog Devices
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6 days, 79 pcs. |
6 000 ֏ × |
from 3 pcs. — 5 500 ֏
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6 days, 1068 pcs.
Brand: Analog Devices
Frequency range, GHz: 0.02…1
Noise figure, dB: 3.2
Supply voltage, V: 4.5…5.5
Housing: sot-89
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6 days, 1068 pcs. |
2 370 ֏ × |
from 3 pcs. — 2 200 ֏
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6 days, 51 pcs.
Brand: Analog Devices
Frequency range, GHz: 0.02…1
Noise figure, dB: 2.7
Supply voltage, V: 4.5…5.5
Housing: sot-89
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6 days, 51 pcs. |
2 970 ֏
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2 150 ֏ |
from 5 pcs. — 2 020 ֏
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6 days, 103 pcs.
Brand: Analog Devices
Frequency range, GHz: 0.05…4
Noise figure, dB: 3.3
Supply voltage, V: 4.5…5.5
Housing: sot-89
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6 days, 103 pcs. |
1 430 ֏ × |
from 15 pcs. — 1 360 ֏
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6 days, 323 pcs.
Brand: Analog Devices
Frequency range, GHz: 0.03…6
Noise figure, dB: 2.1
Supply voltage, V: 4.75…5.25
Housing: sot-89
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6 days, 323 pcs. |
2 050 ֏ × |
from 5 pcs. — 1 810 ֏
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6 days, 168 pcs.
Brand: Infineon
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6 days, 168 pcs. |
250 ֏ × |
from 10 pcs. — 232 ֏
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6 days, 278 pcs.
Brand: Infineon
Frequency range, GHz: 0…2.7
Noise figure, dB: 2.5
Housing: sot-343
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6 days, 278 pcs. |
464 ֏ × |
from 15 pcs. — 391 ֏
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6 days, 21 pcs. |
850 ֏ × |
from 5 pcs. — 790 ֏
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6 days, 484 pcs. |
950 ֏ × |
from 5 pcs. — 890 ֏
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12 days, 5 pcs.
Brand: Analog Devices
Frequency range, GHz: 0…6
Noise figure, dB: 6.5
Supply voltage, V: 5
Housing: SOT-23-6
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12 days, 5 pcs. |
15 100 ֏ × |
from 2 pcs. — 14 100 ֏
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6 days, 15 pcs.
Brand: Analog Devices
Frequency range, GHz: 5…18
Noise figure, dB: 7
Supply voltage, V: 5
Housing: lfcs-16 EP (3x3)
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6 days, 15 pcs. |
42 700 ֏ × |
from 2 pcs. — 39 600 ֏
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6 days, 144 pcs. |
770 ֏ × |
from 5 pcs. — 710 ֏
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6 days, 276 pcs.
Brand: Mini-Circuits
Frequency range, GHz: 0.05…10
Noise figure, dB: 2.1
Supply voltage, V: 5.75…6.25
Housing: MCLP-12 EP(3x3)
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6 days, 276 pcs. |
11 700 ֏ × |
from 15 pcs. — 11 100 ֏
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6 days, 141 pcs.
Brand: Qorvo
Frequency range, GHz: from 100 MHz to 6 GHz
Noise figure, dB: 0.3
Supply voltage, V: 5
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6 days, 141 pcs. |
910 ֏ × |
from 3 pcs. — 840 ֏
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6 days, 186 pcs. |
720 ֏ × |
from 5 pcs. — 670 ֏
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6 days, 240 pcs.
Brand: Qorvo
Frequency range, GHz: 0.05…4
Noise figure, dB: 0.8
Supply voltage, V: 3…5
Housing: sot-343
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6 days, 240 pcs. |
3 820 ֏
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2 250 ֏ |
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6 days, 153 pcs. |
730 ֏ × |
from 5 pcs. — 670 ֏
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6 days, 152 pcs. |
2 100 ֏ × |
from 3 pcs. — 1 950 ֏
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6 days, 109 pcs. |
650 ֏ × |
from 50 pcs. — 560 ֏
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6 days, 149 pcs.
Brand: NEC
Frequency range, GHz: 1.57542
Noise figure, dB: 1.3…1.5
Supply voltage, V: 2.7…3.3
Housing: Minimold-6
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6 days, 149 pcs. |
540 ֏
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420 ֏ |
from 10 pcs. — 404 ֏
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High-frequency amplifiers are used to increase the power of a radio signal without significantly distorting its shape. Their main task is to ensure reliable transmission or high-quality reception of data over long distances. This is critically important in conditions of signal attenuation, interference, or when working with weak sources.
RF amplifiers are used in communication systems, telecommunications, measuring equipment and various wireless technologies, ensuring the reliability of the entire system.
Types and key parameters of RF amplifiers
By architecture, high-frequency devices are divided into the following types::
- broadband: covers a wide range of frequencies;
- Narrowband: optimized for a specific band to achieve the best parameters.
The design includes modules for embedding and finished products in enclosures with SMA or N-type connectors.
Gain, measured in decibels (dB), indicates how much an RF amplifier increases the input signal power. Equally important are the 1 dB compression output power (P1dB), which defines the boundary of linear operation, and the noise figure, which characterizes the inherent noise of a high-frequency device.
How to choose an RF amplifier
When buying, it is important to consider the scope of application:
- For radio communication systems and repeaters, the output power comes to the fore.
- RF amplifiers for FPV drones must be compact, lightweight, and efficient at specific frequencies of the video and control channel.
- When building or expanding the coverage area of Wi-Fi, LoRa, or other standards, bandwidth and compliance with the frequency plan are important.
- In laboratory measurement practice, RF amplifiers with minimal noise figure and high linearity are required.
- For amateur radio projects, you can order inexpensive ready-made modules with easy connection.
When evaluating a specific model, it is necessary to check the key criteria:
- Frequency matching. The RF amplifier's operating range should fully cover all frequencies used by your equipment.
- Sufficient power output. It should be with a margin higher than required to compensate for losses in the feeder and ensure reliable communication.
Incorrect selection or violation of operating conditions lead to system malfunction or rapid failure of the RF amplifier. Applying too strong a signal to the input can instantly damage sensitive components. Ignoring the need to install an attenuator when working with high-power transmitters leads to intermodulation distortion and poor signal quality.
Order and delivery
The range of our online store includes a wide selection of high-frequency amplifiers from trusted manufacturers. Our experts will provide detailed advice to help you buy a model that perfectly meets your requirements in terms of frequency, power, design, and price. Delivery is carried out in Moscow and to all regions of Russia.
You can receive an order at our office and pick-up point in Yerevan. Delivery of goods is carried out throughout Armenia by courier and Haypost.
Order delivery to Yerevan, Gyumri, Vanadzor and more than 40 cities and towns of Armenia.
Products from the group «RF amplifiers» you can buy wholesale and retail.