TUBE                    NEW       USED    BRAND      SHAPE   NOTES
----                  -----      -----    -----      -----   ---------------------------
6AM4                   3.00       1.50                         
6AM5/EL91             10.00       5.00                         
6AM6/EF91              4.00       2.00                         
6AM8/A                 4.00       2.00                         
6AN4                   3.00       1.50                         
6AN5                   4.00       2.00                         
6AN5WA                 4.00       2.00                         
6AN6                   4.00       2.00                         
6AQ4/EC91              8.00       4.00                         
6AQ5/A/6HG5            4.00       2.00                         
6AQ6                   3.00       1.50                         
6AQ7GT                 4.00       2.00                         
6AR11                  4.00       2.00                         
6AR6                  16.00       8.00                         
6AR8                   8.00       4.00                         
6AS11                  4.00       2.00                         
6AS5                   3.00       1.50                         
6AS6                   3.00       1.50                         
6AS7G(US)             10.00       5.00               ST        
6AS7GA                 9.00       4.50                         
6AS8                   3.00       1.50                         
6AT6/EBC90             3.00       1.50                         
6AT8/A                 3.00       1.50                         
6AU4GTA/B              4.00       2.00                         
6AU5(LARGE)            5.00       2.50                         
6AU5GT                 4.00       2.00                         
6AU6(MP)              12.00       6.00    Tektronix             Matched Pair
6AU6/A/EF94            5.00       2.50                         
6AU7                   6.00       3.00                         
6AU8/A                 4.00       2.00                         
6AV5GT                 4.00       2.00                          Sweep Tube
6AV6/EBC91             3.00       1.50                         
6AW8A                  4.00       2.00                         
6AW8A(MP)             10.00       5.00    Tektronix             Matched Pair
6AX3                   3.00       1.50                         
6AX4GT/B               3.00       1.50                         
6AX5GT                 4.00       2.00                         
6AX8                   3.00       1.50                         
6AY11                  3.00       1.50                         
6AY3/B/6BS3A           3.00       1.50                         
6AZ8                   8.00       4.00                         
6B10                   4.00       2.00                         
6B4G                  40.00      20.00                          DHT
6B5                   18.00      10.00                          Antique Radio Tube
6B7                    4.00       2.00                         
6B7S                  20.00      10.00                         
6B8(Metal)             3.00       1.50               Metal     
6B8G                   5.00       2.50                         
6BA11                  4.00       2.00                         
6BA3                   4.00       2.00                         
6BA5                   5.00       2.50                         
6BA7                   8.00       4.00                         
6BA8/A                 5.00       2.50                         
6BC4                   5.00       2.50                         
6BC5/6CE5              3.00       1.50                         
6BC7                   3.00       1.50                         
6BD11                  4.00       2.00                         
6BD5GT                 3.00       1.50                         
6BD6                   3.00       1.50                         
6BE3                   3.00       1.50                         
6BE6/EK90              4.00       2.00                         
6BE7/EQ80              5.00       2.50                         
6BF11                  4.00       2.00                         
6BF5                   3.00       1.50                         
6BF6/6BU6              3.00       1.50                         
6BF7                   4.00       2.00                         
6BG6G                 10.00       5.00                          Sweep Tube
6BG6GA                 6.00       3.00                         
6BG7                  14.00       7.00                         
6BH11                  4.00       2.00                         
6BH6                   6.00       3.00                         
6BH8                   3.00       1.50                         
6BJ3                   3.00       1.50                         
6BJ6/A/6662            4.00       2.00                         
6BJ7                   3.00       1.50                         
6BJ8                   3.00       1.50                         
6BK4C                 32.00      16.00                          High Voltage Shunt Regulator Tube
6BK5                   3.00       1.50                         
6BK7/A/B               4.00       2.00                         
6BL7GT/A               8.00       4.00                         
6BM6                  95.00      47.50                         
6BN11                  5.00       2.50                         
6BN4/A                 3.00       1.50                         
6BN5/EL85              5.00       2.50                         
6BN6/6KS6              3.00       1.50                         
6BN8                   8.00       4.00                         
6BQ5/EL84(US)         40.00      20.00    Various               USA Made
6BQ5/EL84             15.00       7.50    Various               Japanese or Korean Made
6BQ5/EL84(Valvo)      75.00      37.50    Valvo                
6BQ6GA                 3.00       1.50                          Sweep Tube
6BQ6GT/B/6CU6          3.00       1.50                         
6BQ7A/6BZ7             3.00       1.50                         
6BR3       SEE 6RK19
6BR5/EM80             10.00       5.00                         
6BR8/A     SEE 6FV8
6BS3A      SEE 6AY3
6BS8                   4.00       2.00                         
6BT4/EZ40              7.00       3.50                         
6BU6       SEE 6BF6
6BU8                   3.00       1.50                         
6BV11                  4.00       2.00                         
6BV8                   5.00       2.50                         
6BW11                  5.00       2.50                         
6BW3       SEE 6CE3
6BW4                   3.00       1.50                         
6BW6/6061             14.00       7.00                         
6BW8                   3.00       1.50                         
6BX6/EF80              3.00       1.50                         
6BY5G/GA               5.00       2.50                         
6BY6                   3.00       1.50                         
6BY7/EF85              3.00       1.50                         
6BY8                   3.00       1.50                         
6BZ6                   5.00       2.50                         
6BZ7       SEE 6BQ7A
6BZ8       SEE 6BC8
6C4/EC90               8.00       4.00                         
6C4WA      SEE 6100
6C5GT                  5.00       2.50                         
6C6                    3.00       2.00                         
6C8G                   5.00       3.00                         
6C9                   10.00       5.00                         
6CA4/EZ81             24.00      12.00                         
6CA4/EZ81(BB)         20.00      10.00    Amperex               Bugle Boy
6CA5                   3.00       1.50                         
6CA7/EL34             60.00      30.00    Siemens              
6CA7/EL34(Mullard)   150.00      80.00    RCA/GE                Mullard Made xf2
6CA7/EL34             10.00       5.00                          Chinese
6CB5A                  5.00       2.50                         
6CB6/A/6CF6            3.00       1.50                         
6CD3       SEE 6CE3
6CD6G                  6.00       3.00                          Sweep Tube
6CD6GA                 5.00       2.50                         
6CE3/6CD3/6CG3         5.00       2.50                         
6CE5       SEE 6BC5
6CF6       SEE 6CB6
6CG3       SEE 6CE3
6CG7/6FQ7             12.00       3.00                         
6CG8/A                 4.00       2.00                         
6CH3       SEE 6CJ3
6CH6/EL821/EL822      22.00      11.00                         
6CH8                   3.00       1.50                         
6CJ3/6CL3/6DW4         4.00       2.00                         
6CJ6/EL81/CV2721      14.00       7.00                         
6CK3       SEE 6CJ3
6CK4                  15.00       7.50                         
6CK6/EL83              9.00       4.50                         
6CL3       SEE 6CJ3
6CL5                   5.00       2.50                         
6CL6                   5.00       2.50                         
6CL6(MP)              14.00       7.00    Tektronix             Matched Pair
6CL8A                  4.00       2.00                         
6CM3       SEE 6DN3
6CM6                   4.00       2.00                         
6CM7                   3.00       1.50                         
6CM8                   3.00       1.50                         
6CN7                   3.00       1.50                         
6CQ4/6DE4              4.00       2.00                         
6CQ6/EF92              4.00       2.00                         
6CQ8                   3.00       1.50                         
6CR6                   3.00       1.50                         
6CS6/EH90              3.00       1.50                         
6CS7                   4.00       2.00                         
6CU5                   3.00       1.50                         
6CU6       SEE 6BQ6GT
6CU8                   3.00       1.50                         
6CX8                   3.00       1.50                         
6CY5                   5.00       2.50                         
6CY7                   3.00       1.50                         
6CZ5                  10.00       5.00                         
6D4                    6.00       3.00                         
6D6                    4.00       2.00                         
6D7                   12.00       6.00                         
6D8G                   9.00       4.50                         
6DA4/6DM4A             4.00       2.00                         
6DB5                   3.00       1.50                         
6DC8/EBF89             6.00       3.00                         
6DE4       SEE 6CQ4
6DE6                   3.00       1.50                         
6DE7                   4.00       2.00                         
6DG6GT/6W6GT           3.00       1.50                         
6DHH13                 4.00       2.00                         
6DK3                   5.00       2.50                         
6DK6                   3.00       1.50                         
6DL3                   5.00       2.50                         
6DL4/EC88              5.00       2.50                         
6DM4       SEE 6DA4
6DN3/6CM3              5.00       2.50                         
6DN6                   5.00       2.50                         
6DQ3/6DT3/6DU3         9.00       4.50                         
6DQ4                   3.00       1.50                         
6DQ5                  11.00       5.50                          Sweep Tube
6DQ6A/B    SEE 6GW6
6DR7                   3.00       1.50                         
6DR8/EBF83             3.00       1.50                         
6DS4                  14.00       7.00                         
6DS5                   3.00       1.50                         
6DS8/ECH83             4.00       2.00                         
6DT3                   9.00       4.50                         
6DT4                   5.00       2.50                         
6DT5                   3.00       1.50                         
6DT6/A                 3.00       1.50                         
6DT8                   3.00       1.50                         
6DU3       SEE 6DQ3
6DV4                   9.00       4.50               Nuvistor  
6DW4       SEE 6CJ3
6DX8/ECL84             4.00       2.00                         
6DZ4       SEE 6AF4
6DZ7                  15.00       7.50                         
6E5                   22.00      12.00                          Magic Eye Tube
6E6                   10.00       5.00                         
6EA5                   5.00       2.50                         
6EA7       SEE 6EM7
6EB5                   3.00       1.50                         
6EB8/6GN8              4.00       2.00                         
6EC4A/EY500            5.00       2.50                         
6ED4                   7.00       3.50                         
6EH4/A                 5.00       2.50                         
6EH5                   4.00       2.00                         
6EH7/EF183             3.00       1.50                         
6EH8                   3.00       1.50