Kimpok Technology Co., Ltd
Quality COFDM Video Transmitter & Mobile Video Communication factory
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300MHz 20W RF Linear Power Amplifier with 59dB 28V Anti-interference
High power RF Linear PN Features:
Main Specification:
| No. | Item | Requirements | |
| 1 | Frequency Range | 330 MHz ± 15 MHz or Customized | |
| 2 | Signal Source | wideband High-speed Noise Source | |
| 3 | Max Pout | 60dBm±1dB (over Frequency at same temperature) | |
| 60dBm±1dB (over temperature at same Frequency) | |||
| 4 | Pout Adjust | I/O Option1 (Default) | If the actual-Pout is not equal to the target-Pout in every 60 seconds, the ATT value need to be increased or decreased by 1dB step in the range of 0-31dB, till the actual-Pout is equal to the target-Pout. |
| I/O Option2 | 43dBm by YONLIT M&C Pout will be about 37dBm without M&C | ||
| 5 | RF Port VSWR | ≤1.5 | |
| 6 | Working Voltage | 28VDC±1V | |
| 7 | Working Current | <5.5A | |
| 8 | RF Connector | SMA-Female, 50 Ohm | |
| 9 | Dimension | 310*92*25mm (Exclusive Connector) | |
| 10 | Power Supply Port | Pull-core Capacitor | |
| 11 | Working Temperature | -25~+65℃ | |
| 12 | Protection | Shutdown more than 75℃, auto-restart less than 50℃ | |
| Shutdown when reversed power more 15W, auto-restart after about 30s | |||
I/O Option1 (Default): Parallel DB15Female
| DB15Femal | Description | IN/Out |
| PIN1 | 1dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN2 | 2dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN3 | 4dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN4 | 8dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN5 | 16dB (Hang in air or add 5V: No ATT; Grounding: Enable ATT) | IN |
| PIN7 | Pr (reversed RF Power, 0.05V/dB, 10dB range, 2-2.3V@40dBm) | Out |
| PIN10 | Pf (Forward RF Power, 0.05V/dB, 20dB range, 2-2.3V@47dBm) | Out |
| PIN11 | EN (5V: PA OFF; Hang in air or grounding: PA ON) | IN |
| PIN12 | TA (Temperature alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN13 | VA (VSWR Alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN14 | Tc (Temperature:0.01V/1℃, 0.75V @25 ℃ ) | Out |
| PIN15 | GND | GND |
I/O Option 2: DB9 Female for YONLIT M&C
| DB9Female | Description | IN/Out |
| PIN1 | PA ON indicator 4.9V | Out |
| PIN3 | External ALC control, input range 0-5V) | IN |
| PIN4 | Power supply 5V | Out |
| PIN5 | Pf ( Forward RF Power, Max:0-5V, 20dB rang) | Out |
| PIN6 | EN (5V: PA OFF; Hang in air or grounding: PA ON) | IN |
| PIN7 | TA (Temperature alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN8 | VA (VSWR Alarm, Alarm: 5V, Normal: 0V) | Out |
| PIN9 | GND | GND |
FAQ:
Q1: What can I buy from you?
COFDM digital AV transmitter, IP mesh radio, analog video transmitter, radio data transceiver, and transmitter receiver OEM main board.
Q2: Why should I choose you?
Our core R&D team comes from the first-class university in China, major in communication engineering. We believe that wireless communication will keep on developing in professional markets in the future.
Q3: Do you have a minimum order quantity?
No MOQ limit, 1pc is acceptable.
Q4: What kind of product service can I have?
OEM & ODM service.
Q5: What is the product warranty?
We offer two-year-warranty and lifelong maintenance.
Q6: What is the average lead time?
5-7 working days for regular model, and 20-30 working days for customized model.
Q7: What kinds of payment methods do you accept?
We accept bank transfer, Western Union, PayPal, or cash payment.
Q8: Can you supply the relevant documentation?
Yes, we can provide most documentation including Certificates of Analysis / Conformance; Country of Origin, and other export documents where required.
Our Service: