You can get HFDY 50K-500MHz Wideband Active Small Magnetic Loop Antenna LZ1AQ for $40.99 with coupon (from Banggood). Check coupons or create price alert down below. What is best price?
HFDY 50K-500MHz Wideband Active Small Magnetic Loop Antenna LZ1AQ Amplifier HF AM FM VHF UHF SDR Receiver Radio Tescun Malahitea
Latest price update (UTC time):
Banggood ($40.99)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. What about the price? Well, this price is higher than average price ($37.99)
Link: Banggood product page
Price: $40.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for HFDY 50K-500MHz Wideband Active Small Magnetic Loop Antenna LZ1AQ.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).