Icom - 8 pin modular or round
IC-706 (original, mkII, mkIIg), 718, 725, 726, 728, 729, 730, 735, 736, 737, 738, 745, 746, 746 PRO, 751, 751A, 756, 756 PRO (I, II, III), 761, 765, 775, 781, 820, 821, 970, 7000, 7100, 7200, 7300, 7410, 7600, 7610, 7700, 7800.

Kenwood - 8 pin modular or round
TS-140, 430, 440, 450, 480, 570, 660, 670, 680, 690, 850, 870, 890, 930, 940, 950, 2000. (if 930, please make sure your radio has voltage on pin 5, some didn't)

For TS-590 issues, please see this site: https://w2eny.com/adapter w/battery box/

Elecraft - 8 pin K2 K3 (bias needed on your pin 6 or advise otherwise) or 1/8" plug for KX2 KX3

TEN-TEC - 4 or 8 pin (PLEASE ADVISE)
Orion, Orion II, Argonaut, Eagle, Jupiter, OMNI VI, OMNI VII, Paragon, Delta II, Corsair, Scout

Yaesu = 8 pin Round Connector (PLEASE ADVISE)
FT-920, 950, 991, 2000, 2000D, 1000MP, 1000MP Mk V Field, FTDX101D, 1200, 3000, 5000, 9000. ALL FTDX models have round connectors.

Yaesu Modular = 8 pin (RJ) Modular Connector (PLEASE ADVISE) FT-450, 710, 817, 818, 847, 857, 891, 897, FTDX10

Yaesu - other
FT-101, 736, 747, 757, 767, 840, 890, 900, 990, FT1000 or FT1000D require a $15 battery box add, please see this site: https://w2eny.com/adapter w/battery box/

Alinco - 8 pin
DX70, DX-77, DX801, DR135, DR235, DR435, DR620, DR635, M06 and others

FLEX - 8 pin round
5000, 6300, 6500, 6700

FLEX - 1/8" 6400 for rear mic connection

FLEX - 8 pin modular
1500, 3000

FX4-CR by BG2FX 1/8"

XIEGU - 8 pin modular
G90, X5105, X6100

Kenwood - 4 pin
TS-830, 820, 530, 520, 180, 130, 120, T599 (4 pin) require a $15 battery box add, please see this site: https://w2eny.com/adapter w/battery box/