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Description
Manufacturer
Price & Lead Time
550B
550B ISDN Basic Rate Portable Test Set with accessories
(550B)
TEST PRODUCTS INTERNATIONAL
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550B PLUS
550B+ AKA TPI-550. ISDN BRI test set with U Monitor and Data/Bert options
(550B Plus)
TEST PRODUCTS INTERNATIONAL
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570
PRI ISDN test set. With BRI option. Tests both PRI and BRI
(570)
TEST PRODUCTS INTERNATIONAL
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