You can also make your homemade lOOp antena !!!

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GA-450 GA450 indoor Loop Antenna SDR Short Medium Wave Radio Antenna SW 2.30-30MHz MW 522-1710KHz Price 78 US$

https://usa.banggood.com/GA-450-GA450-Loop-Antenna-SDR-Short-Medium-Wave-Radio-Antenna-SW-2_30-30MHz-MW-522-1710KHz-p-1893431.html?imageAb=2&utm_source=googleshopping&utm_medium=cpc_eu&utm_content=sandra&utm_campaign=aceng-pmax-fr-css-increase-ca2-2303sale-230313&currency=EUR&cur_warehouse=CN&createTmp=1&ad_id=&gclid=Cj0KCQjw7PCjBhDwARIsANo7CgkhZLnCUjkR-LZ6pJbcpLLn6sh04ygz_IAGXta_fQLeHPRDb1J7onYaAiT8EALw_wcB&a=1685906917.7616&DCC=US&akmClientCountry=FR&akmClientCountry=FR

YouLoop ORIGINAL Portable Passive Magnetic Loop Antenna for HF and VHF 18 US$

https://www.banggood.com/fr/YouLoop-Magnetic-Antenna-Loop-Antenna-Sdr-Receiver-Shortwave-Antenna-Radio-Translation-Introduction-p-1986911.html?cur_warehouse=CN&rmmds=search

GA800 Radio Shortwave Antenna Small Active Loop indoor or outdoor Shortwave Antenna 10KHz-159MHz HF 110 US$

https://usa.banggood.com/GA800-Radio-Shortwave-Antenna-Small-Active-Loop-Shortwave-Antenna-10KHz-159MHz-HF-p-1967167.html?imageAb=1&cur_warehouse=CN&rmmds=search&a=1685907652.7245&DCC=US&currency=USD&akmClientCountry=FR

MLA-30 Loop antenna Active receiving antenna 100kHz - 30MHz For Shortwave radio 39 US$

VERY IMPORTANT but not include with the antenna

https://www.aliexpress.com/i/33046659103.html

K-180WLA Active Loop Broadband Receiving Antenna 0.1M-180MHz For 57 US$

https://www.ebay.com/itm/K-180WLA-Active-Loop-Broadband-Receiving-Antenna-0-1M-180MHz-For-SDR-Radio/143558130215?pageci=6ede4d36-cad9-41c5-a1ea-52c3fd546056&ff3=4&pub=5574879351&toolid=10001&campid=5338556493&customid=&mkevt=1&mkcid=1&mkrid=711-53200-19255-0&ufes_redirect=true

THIS ANTENNA IS NOT A LOOP

Active Antenna 10Khz To 30Mhz Mini Whip Hf Lf Vlf Vhf Sdr Rx With Portable Cable

31 US$

This very nice antenna is use by the most famour WEB SDR in Netherlands and work on LW, MW and Short wave 150 kHz To 30 MHz

The most IMPORTANT is to have a good ground

Model Number:Mini Whip Antenna
Frequency range:10 kHz-30 MHz
Power:12-15 volts at 150 mA
color:White
Material:metal +plastic
Size:155 x 27mm
Package Contents:
1 x Board+6 m M male connector+8 m BNC male cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.