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$18.50 (Buy here: https://alitems.com/g/1e8d114494ebda23ff8b16525dc3e8/?i=5&ulp=https%3A%2F%2Fwww.aliexpress.com%2Fitem%2F5MHZ-1000MHZ-Reflection-detection-bridge-Standing-wave-ratio-RF-Directional%2F32519050805.html ) 5MHZ-1000MHZ Reflection detection bridge Standing wave ratio RF Directional for just $18.50

from Etsy

Vintage Lenline Standing Wave Ratio & Field Strength Meter SWR-3 Radio Transmitter Ham CB Amateur Geek

Vintage Lenline Standing Wave Ratio & Field by Utopiantiques, $29.99

from DX.com

PRYME AL-800 10W Telescoping Detachable SMA-J VHF / UHF High Gain Antenna for Walkie Talkies - Black

PRYME AL-800 10W Telescoping Detachable SMA-J VHF / UHF High Gain Antenna for Walkie Talkies - Black. Brand: PRYME - Model: AL-800 - Color: Black - Material: Plastic + copper - Frequency: VHF: 136~174MHz / UHF: 400~470MHz - Gain: 3.2dBi / 5.6dBi - Max Power: 10W - Standing wave ratio (SWR): Less than 1.5 - Impedance: 50 ohm - Length: 85cm (max.) 28cm (min.) - 2-section - Connector type: SMA-J male - Suitable for walkie talkie Kenwood TH-G71A/TH-K2AT/K4AT, LT 61006200, 6288, 6600, 6100PLUS…

11dBi RP-SMA 5.8GHz Directional Antenna for R/C Aircraft - Black. Quantity 1 Piece(s)/pack Color Black Material ABS Compatible device Fixed wing aircrafts Functions Receive and transmit signal Other Feature Frequency range: 5600-5900MHz; Gain: 11dBi; Horizontal lobe 45 degree, vertical lobe 30 degree; Standing wave ratio: Packing List 1 x Antenna. Tags: #Hobbies #Toys #R/C #Toys #Other #Accessories

from DX.com

Telescopic Dual-Band BNC High Gain Antenna for Walkie Talkies - Silver

Telescopic Dual-Band BNC High Gain Antenna for Walkie Talkies - Silver. Brand N/A Model N/A Color Silver Quantity 1 Specification Frequency: 135~174MHz / 400~470MHz; Standing wave ratio (SWR): Packing List 1 x Antenna. Tags: #Consumer #Electronics #TV #Receivers #Accessories #TV #Antenna

from DX.com

High Gain Antenna for Walkie Talkies (BNC)

High Gain Antenna for Walkie Talkies (BNC). Model: RH951S - Color: Black - Plastic material housing and copper cord - Frequency: 144/430MHz - Gain: 2.15dB - Max Power:10W - Standing wave ratio(VSWR): - Impedance: 50 ohm - Length: 35cm - Connector type: BNC - Suitable for Kenwood TH-28A/TH-48A/TH-78A, Marantz C150/C450/HX260/HX270. Tags: #Electrical #Tools #Walkie #Talkies #Supplies

from DX.com

5.8G SMA Male Antenna Gains FPV Aerial Photo RC Airplane - White (Pair)

5.8G SMA Male Antenna Gains FPV Aerial Photo RC Airplane - White (Pair). A brand new design, 5.8 G Antenna gains for FPV aerial photo. All the products have a strict test, the standing-wave ratio is lower than 1.5. This is exactly the first choice for FPV, and it can effectively expand the launch distance and angle. The blue part can bend. GGSM: 5.72G 5.74G. Tags: #Hobbies #Toys #R/C #Toys #Other #Accessories