|   | DDU7C-500M | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU7C-500MC3 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | MDU28C | ETC |  |  | dual, hcmos-interfaced fixed delay line | 
    |   | MDU28C-10 | ETC |  |  | dual, hcmos-interfaced fixed delay line | 
    |   | DDU224F | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-10 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-100 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-150 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-20 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-200 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-25 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-250 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-300 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-400 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-50 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU224F-500 | ETC |  |  | 10-tap, ttl-interfaced fixed delay line | 
    |   | DDU8F | ETC |  |  | 5-tap, ttl-interfaced fixed delay line | 
    |   | DDU8F-5004 | ETC |  |  | 5-tap, ttl-interfaced fixed delay line | 
    |   | DDU8F-5006 | ETC |  |  | 5-tap, ttl-interfaced fixed delay line | 
    |   | DDU8F-5008 | ETC |  |  | 5-tap, ttl-interfaced fixed delay line |