| Allicdata Part #: | A126137-ND |
| Manufacturer Part#: |
2118731-4 |
| Price: | $ 1.20 |
| Product Category: | RF/IF and RFID |
| Manufacturer: | TE Connectivity AMP Connectors |
| Short Description: | STD SHIELD COVER, AL-51.30X38.60 |
| More Detail: | RF Shield Cover 1.520" (38.60mm) X 2.020" (51.30mm... |
| DataSheet: | 2118731-4 Datasheet/PDF |
| Quantity: | 9590 |
| 1 +: | $ 1.09620 |
| 10 +: | $ 0.98784 |
| 25 +: | $ 0.88200 |
| 100 +: | $ 0.79380 |
| 250 +: | $ 0.70560 |
| 500 +: | $ 0.61740 |
| 1000 +: | $ 0.51156 |
| 2500 +: | $ 0.47628 |
| 5000 +: | $ 0.45864 |
| Series: | -- |
| Packaging: | Bulk |
| Part Status: | Active |
| Type: | Cover |
| Height - Overall: | 0.079" (2.00mm) |
| Length - Overall: | 2.020" (51.30mm) |
| Width - Overall: | 1.520" (38.60mm) |
| Ventilation: | Vented |
| Mounting Type: | Surface Mount |
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RF Shields
A 2118731-4, or an RF shield, is a device designed to protect sensitive electronic equipment from radio frequency interference (RFI). It is commonly used in laboratories, medical facilities, commercial buildings and other places where electromagnetic immunity is required. RF shields are available in various sizes and configurations, depending on the application and amount of protection required.
To understand how an RF shield works, it is important to understand the basic principles of electromagnetic shielding. Shielding is accomplished by creating a barrier between two objects and blocking the passage of electromagnetic waves. RF shields are typically constructed out of metal and other conductive materials to better absorb the radio waves. The material most commonly used is copper, however, aluminum, tin-coated copper, and steel are also used.
The 2118731-4 shield operates by surrounding electronic equipment with a physical barrier that not only blocks radio waves, but also dampens them, or reduces their energy. This is accomplished by creating gaps between the shield and the surrounding environment. The gaps act as an impedance that reduces the amount of energy that can pass through them. As a result, the shield helps reduce the RFI within the shielded area.
The 2118731-4 shield is most often used in the laboratory setting to protect sensitive electronic components and instruments from RFI. The device can be used in almost any situation where RFI is a concern, including medical facilities, commercial buildings, and military bases. Additionally, the 2118731-4 shield can also protect personnel in these environments by reducing the amount of RFI present in the work space.
In order to be effective, the 2118731-4 must be properly installed and configured. First, the device must be installed around the equipment or area that is to be shielded. This typically requires a professional installer. Once the shield is in place, it must be properly secured to ensure a tight fit and minimal RF leakage. The shield must also be properly tested to ensure that it is working correctly.
In addition to providing protection from RFI, the 2118731-4 can also improve overall system performance by reducing EMI. EMI is electromagnetic interference that can interference with the functioning of electronic components. By reducing the amount of EMI present, the system performance can improve. Additionally, the shield can also improve system performance by protecting the system from power surges and other unintentional electromagnetic interference.
The 2118731-4 RF shield is an effective and reliable way to protect sensitive electronic equipment from RFI. In addition to providing RFI protection, the device can also improve system performance by reducing EMI and providing protection from power surges. Proper installation and configuration of the shield is essential for optimum performance. With proper installation and configuration, the 2118731-4 can provide reliable protection against RFI and improve overall system performance.
The specific data is subject to PDF, and the above content is for reference
| Part Number | Manufacturer | Price | Quantity | Description |
|---|
| 211824-2 | TE Connectiv... | 0.0 $ | 1000 | CONN PLG HSG FMALE 13POS ... |
| 2118729-2 | TE Connectiv... | 0.47 $ | 8655 | STD SHIELD COVER, CRS-44.... |
| 2118711-2 | TE Connectiv... | 0.56 $ | 9300 | 1 PC STD SHIELD, CRS-36.8... |
| TRM-2118-M0-SC0-07 | Cinch Connec... | 0.0 $ | 1000 | CONN TERMINATOR PLUG SC 5... |
| 2118016-1 | TE Connectiv... | 1.36 $ | 1000 | ANTENNA PCB DUAL BAND2.4G... |
| 211885-4 | TE Connectiv... | 0.55 $ | 1000 | RETAINING CLIP STD THREAD |
| 2118722-2 | TE Connectiv... | 0.56 $ | 9288 | STD SHIELD FRAME, CRS-38.... |
| SPA-2118Z | RFMD | -- | 1000 | IC AMP HBT GAAS 850MHZ 8-... |
| 2118725-4 | TE Connectiv... | 1.3 $ | 9000 | STD SHIELD COVER, AL-44.9... |
| 211824-1 | TE Connectiv... | 10.05 $ | 83 | CONN PLG HSG FMALE 13POS ... |
| 21187-0102 | Aven Tools | 24.16 $ | 5 | WRENCH COMBINATION 1/2" 6... |
| 2118310-1 | TE Connectiv... | 2.62 $ | 2032 | 4G WORLD BAND, METASPAN, ... |
| 2118788-1 | TE Connectiv... | 0.0 $ | 1000 | ASSY DUAL BAND WIFI 2.4/5... |
| 211870-1 | TE Connectiv... | 0.0 $ | 1000 | CONN CAP SEAL CPC SIZE 13... |
| 2118308-1 | TE Connectiv... | 5.86 $ | 817 | 4G WORLD BAND, METASPAN, ... |
| 2118726-2 | TE Connectiv... | 0.99 $ | 5040 | STD SHIELD FRAME, CRS-44.... |
| TRM-2118-MC-SC0-07 | Cinch Connec... | 0.0 $ | 1000 | CONN TERMINATOR PLUG SC 5... |
| 2118T 0105000 | Belden Inc. | 4.85 $ | 1000 | CBL 1PR 18AWG SHLD2 (1 Pa... |
| 2118-440-S-12 | RAF Electron... | 1.16 $ | 400 | HEX STANDOFF #4-40 STEEL ... |
| 211810 | SCS | 0.0 $ | 1000 | SHIELD BAG 8X10" MTL-OUT ... |
| 2118-832-AL | RAF Electron... | 0.92 $ | 596 | HEX STANDOFF #8-32 ALUM 1... |
| 2118Z 0105000 | Belden Inc. | 6.24 $ | 1000 | CBL 1PR 18AWG SHLD2 (1 Pa... |
| 2118059-1 | TE Connectiv... | 3.94 $ | 689 | 2.3-3.8GHZ PCB ANT 350MM ... |
| 2118727-4 | TE Connectiv... | 0.63 $ | 8059 | STD SHIELD COVER, AL-29.9... |
| AT 2118-NL | Astro Tool C... | 107.42 $ | 1000 | TWEEZER REMOVAL NO LABEL |
| 21187-0716 | Aven Tools | 21.35 $ | 5 | WRENCH COMBINATION 7/16" ... |
| 2118712-2 | TE Connectiv... | 0.99 $ | 8550 | 1 PC STD SHIELD, CRS-44.3... |
| 2118727-2 | TE Connectiv... | 0.36 $ | 7837 | STD SHIELD COVER, CRS-29.... |
| 2118788-2 | TE Connectiv... | 0.0 $ | 1000 | ASSY DUAL BAND WIFI 2.4/5... |
| 2118710-2 | TE Connectiv... | 0.68 $ | 9635 | 1 PC STD SHIELD, CRS-38.1... |
| 2118315-1 | TE Connectiv... | 0.0 $ | 1000 | DUAL BAND WIFI, 2.4 & 5 G... |
| 2118326-1 | TE Connectiv... | 1.82 $ | 615 | SINGLE BAND WIFI, 5GHZ, P... |
| 2118728-2 | TE Connectiv... | 0.39 $ | 5040 | STD SHIELD FRAME, CRS-29.... |
| 211882-1 | TE Connectiv... | 5.01 $ | 1053 | CONN PLUG HSNG MALE 4POS ... |
| 2118-V-RC | Bourns Inc. | 1.83 $ | 2166 | FIXED IND 330UH 1.7A 230 ... |
| 21187-0308 | Aven Tools | 17.88 $ | 10 | WRENCH COMBINATION 3/8" 5... |
| 2118439-3 | TE Connectiv... | 1.52 $ | 1000 | WIFI DUAL BAND ANTENNA AS... |
| 2118720-2 | TE Connectiv... | 0.51 $ | 9296 | STD SHIELD FRAME, CRS-32.... |
| 2118723-4 | TE Connectiv... | 0.95 $ | 8996 | STD SHIELD COVER, AL-37.3... |
| 21187-105 | Aven Tools | 136.98 $ | 2 | WRENCH SET COMBINATION 5/... |
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2118731-4 Datasheet/PDF