the SA-3 system Muff Cobb – Fire control radar for guns Owl Screech – Fire control radar for guns Palm Frond – MR-212/201, a surface search radar Pat Hand – fire control radar of the SA-4 system Peel Group – Missile tracking and control Plank Shave – Long-range air search radar Plinth Net – Missile tracking and control Pop Group – fire-control radar of SA-N-4 system Pork Trough - mortar-projectile tracking radar Post Lamp – Fire control radar for guns Pot Drum – surface search radar Pot Hand – surface search radar Punch Bowl – Korvet-5 satellite data link used on Soviet surface ships and submarines. Round House – Radar array Rum Tub – Electronic warfare jamming radar Salt Pot A – Identification friend or foe antenna Scoop Pair – Missile tracking and control Scrum Half – fire control radar of the SA-15 system Side Globe – Electronic warfare jamming radar Side Net – height finder radar of the SA-3 system Skip Spin – The Oryol ('eagle') radar set featured perhaps most memorably on the Yak-28, but also on the Su-11, and Su-15. Slim Net – Long-range air search radar Slot Back – The N-019 pulse-Doppler target acquisition radar used on the MiG-29 Small Fred - counter-battery/surveillance radar, mounted onto a PRP-3 Val Small Yarn - mortar-projectile tracking radar mounted in a shelter on an AT-L self-propelled, fully tracked chassis. Snoop Pair – surface search radar for submarines Snoop Plate – surface search radar for submarines Snoop Slab – surface search radar for submarines Snoop Tray – surface search radar for submarines Soft Ball – Ramona ELINT system Spin Scan – The RP-21 Sapfir (sapphire) radar set featured in the MiG-21 Spin Trough – Navigational radar Square Head – Identification friend or foe antenna Square Pair – fire control radar of the SA-5 system Square Tie – surface search radar for small combatants and cruise missile target designation. Squat Eye – alternate target acquisition radar of the SA-3 system Steel Yard – The Duga over-the-horizon radar Straight Flush – fire control radar of the SA-6 system Strut Curve – MR-302, a surface and air-search radar Strut Pair – Long-range air search radar Sun Visor – Fire control radar for guns Tomb Stone – fire control radar of the SA-20A/B system Top Bow – Fire control radar for guns Top Dome – Missile tracking and control Top Hat A – Electronic