The 490B-1 is a the manufacturer industrial component. Key specifications include phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED, frequency_rating: 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED, special_features: CARRIER FREQUENCY RANGE 100 HZ TO 600 KHZ; 5 DIGIT FREQUENCY COUNTER READOUT KHz, ac_voltage_rating: 115.0 VOLTS NOMINAL OR 230.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED, enclosure_feature: SINGLE ITEM W/HOUSING, supplementary_features: MANUFACTURERS NAME: ENVELOPE DELAY DISTORTION TEST SET. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-126-0217, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| phase | SINGLE LOCATION NOT OTHERWISE SPECIFIED |
| frequency_rating | 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| special_features | CARRIER FREQUENCY RANGE 100 HZ TO 600 KHZ; 5 DIGIT FREQUENCY COUNTER READOUT KHz |
| ac_voltage_rating | 115.0 VOLTS NOMINAL OR 230.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| enclosure_feature | SINGLE ITEM W/HOUSING |
| supplementary_features | MANUFACTURERS NAME: ENVELOPE DELAY DISTORTION TEST SET |
| test_type_for_which_designed | ENVELOPE DELAY MEASUREMENT |
| reference_data_and_literature | TO 33A1-5-342-1 |
| electrical_power_source_relationship | OPERATING |
| NSN | 6625-00-126-0217 |
| FUNCTIONAL DESCRIPTION | ENVELOPE DELAY MEASURING SET CONSISTS OF A TRANSMITTER AND RECEIVER WHICH MEASURES DELAY VERSUS FREQUENCY AND AMPLITUDE VERSUS FREQUENCY IN TRANSMISSION SYSTEMS AND NEWORKS. FREQUENCY RANGE 100HZ TO 552KHZ KHz |
| SUPPLEMENTARY FEATURES | MANUFACTURERS NAME: ENVELOPE DELAY DISTORTION TEST SET |
| FREQUENCY RATING | 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| TEST TYPE FOR WHICH DESIGNED | ENVELOPE DELAY MEASUREMENT |
| REFERENCE DATA AND LITERATURE | TO 33A1-5-342-1 |
| AC VOLTAGE RATING | 115.0 VOLTS NOMINAL OR 230.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| PHASE | SINGLE LOCATION NOT OTHERWISE SPECIFIED |
| ELECTRICAL POWER SOURCE RELATIONSHIP | OPERATING |
| SPECIAL FEATURES | CARRIER FREQUENCY RANGE 100 HZ TO 600 KHZ; 5 DIGIT FREQUENCY COUNTER READOUT KHz |
| ENCLOSURE FEATURE | SINGLE ITEM W/HOUSING |