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The Atari 2600 was first released in North America in September 1977 and featured 9 launch titles: Air-Sea BattleBasic MathBlackjackCombatIndy 500Star ShipStreet RacerSurround and Video Olympics. The final licensed Atari 2600 game released in North America was Secret Quest in 1989, and the final licensed game released in Europe was Klax and Acid Drop in 1990 and 1992. Even with their 1980s limited colors and block graphics these games are still entertaining to play today! We have over 500 Atari 2600 games for you to play online for free using our Atari 2600 Javascript Emulator.

This game is mobile device friendly and Iphone compatible. Enjoy!

Instructions and Keyboard Controls towards bottom of page.
Click “Game Reset” or F12 to Start Game

Sub Scan

INSTRUCTIONS:
If you grew up in the 80’s you shouldn’t need instructions!! You might find some help at http://en.wikipedia.org/wiki/List_of_Atari_2600_games and look up the game you need assistance playing.

CONTROLS:
Click “Game Reset” or F12 to Begin/Restart Game
Arrow Keys – Move
Space bar to fire/action button


TRANSCRIBED ORIGINAL ATARI GAME MANUAL AND INSTRUCTIONS
SUB-SCAN 

GAME PLAY INSTRUCTIONS AND POSTER

Now hear this!  Now hear this!  All hands man your battle stations.

Enemy submarines have been detected in your waters.  You command a destroyer which can launch as many as four depth charges at a time.  Your mission is to sink as many enemy subs as possible.

But it’s not that simple.  Because SUB-SCAN is more than a shooting match.  It’s a game of strategy.  A battle of wits.  Can-and-mouse on the high seas between the hunter above and the hunted below.

  

	USING YOUR CONTROLLERS 

Use the left joystick control.  Moving the joystick left and right moves your destroyer.  Moving the joystick up or down has no effect.  Use the red FIRE button to launch depth charges.  The depth charges leave the destroyer in the direction the destroyer last moved. 


	HOW TO PLAY 

OPTIONS 

Start the game by either pressing the FIRE button on your control or pressing the RESET switch on the console. 
The LEFT DIFFICULTY, RIGHT DIFFICULTY, COLOR/B-W and GAME SELECT switches have no effect. 

INVENTORY 

Your inventory of depth charges is shown directly below the two score panels.  Every time a launched depth charge explodes one depth charge is added to your inventory.  A depth charge explodes by either hitting an enemy sub or reaching the ocean bottom, where it explodes harmlessly.  Your inventory can reach a maximum of four depth charges. 

(Screenshot of exploding depth charge) 

VIEWPORT 

At the bottom of the screen is a radar scanning viewport.  On this viewport you see a map of the ocean, with small blips indicating all subs.  Your scanner extends beyond the battle scene, so you can see subs on their way into the battle scene.  Once you get good enough, you can use this scanner to hit subs just as they enter the battle screen. 

Beneath the viewport and to the left is a number which counts down the number of subs which leave the screen without being hit by one of your depth charges.  This number begins at 10, and counts down to 0.  When it hits 0 (when the tenth sub has safely left the battlefield) the game is over.  Any BONUS subs you let go do not count as missed subs. 

Beneath the viewport and to the right is a number which shows submarine speed.  A game begins with the slowest sub speed (0) and escalates to the highest speed (9) as certain score levels are reached. 

BONUS SUB 

Two scores are shown at the top of the screen.  The top red number is your actual score.  The bottom number is a bonus value which increases every time you sink a submarine.  To actually collect this bonus, you must sink a special bonus sub which cruises only at the lowest ocean depth.  You’ll know this special sub by its special color and sound. 

(Screenshot of Bonus Sub – just an orange-colored sub at the bottom of the screen) 


	SCORING 

Scoring information is shown in Table 1.  Notice that the more subs you hit before collecting the bonus, the faster the bonus value increases.  When you hit the BONUS SUB and collect the bonus, the sub count starts again at 0, where the first ten subs hit add 100 to the bonus value. 


Number of subs hit 	 Amount added to BONUS value for each hit 
 
1 – 10 					 100 
 
11 – 20 				 200 
 
21 – 30 				 300 
 
31 – 40 				 400 
 
41 – 50 				 500 
 
51 and up 				 1,000 
 

		Table 1. 


SUB SPEEDS 

Submarine speed is shown in Table 2.  Your ship and depth charges always move at the same rate.  The subs increase speed when certain scores OR bonus values are reached. 


Score Value 		 OR  		Bonus Value 		 Submarine Speed 
 
0 – 1,999 		 OR		 0 – 9,999 		 0 (slowest) 
 
2,000 – 3,999 		 OR		 10,000 – 19,999 	 1 
 
4,000 – 5,999 		 OR 		 20,000 – 29,999 	 2 
 
6,000 – 7,999 		 OR 		 30,000 – 39,999 	 3 
 
8,000 – 9,999 		 OR 		 40,000 – 49,999 	 4 
 
10,000 – 13,999 	 OR 		 50,000 – 59,999 	 5 
 
14,000 – 19,999 	 OR 		 60,000 and up 		 6 
 
20,000 – 29,999 						 7 
 
30,000 – 39,999 						 8 
 
40,000 and up 
   
   
  (Transcriber’s note:  What the instruction manual fails to give are the regular point values for the subs.  Subs can appear on five different levels.  Subs on the top level score 10 points, subs on the second level score 20 points, and so on up to 50 points for subs on the bottom level of the screen. 


	STRATEGIC TIPS 

1.  Your main mission is to hit all the subs.  Miss ten and the game is over. 

2.  Once you have aimed a depth charge at a particular sub, keep your eye on the depth charge and the sub.  A shallower sub might cruise into the battle scene and run into a previously targeted depth charge.  In this case you’ll need to quickly launch another depth charge to hit your original target sub. 

3.  Avoid hitting the BONUS SUB as long as you possibly can!  This builds the bonus value up at an incredible rate and keeps the subs moving at a manageable speed.  Remember:  a BONUS SUB never counts as a missed sub if you let it go. 

4.  Use the viewport.  If you time it right, you can hit subs just as they enter the battle scene. 

  

SEGA 
THE ARCADE EXPERTS. 

SUB-SCAN is a trademark of Sega Enterprises, Inc. 

(c) 1983 Sega Enterprises, Inc.  All rights reserved.

REQUIRMENTS:
Our Atari 2600 emulator utilizes Javascript to run in your browser. No plugin is required, but a fast modern web browser will enhance the game play.

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SAMPLE IPHONE GAMEPLAY SCREENSHOT

Emulation on mobile devices will drain your battery quite fast. I recommend playing while device is plugged into charger.


KEYBOARD CONTROLS

controls
help

SubScan Arcade Game Emulated on the Atari 2600. Play SubScan in your web browser or mobile phone. This Atari 2600 console emulator provides very accurate SubScan gameplay. SubScan is a classic 1980s Atari 2600 video game.