874-LBA

The General Radio 874-LBA Slotted Line was introduced in Catalog O (1956) and remained available through Catalog S (1965).

The Type 874-LBA

Specifications

• Characteristic Impedance: 50 ohms, ±0.5%.
• Scale Accuracy: ±(0.1 mm +0.05%)
• Frequency Range: 300 MHz to 5 GHz, At 300 Mc the slotted line covers one half wavelength
• Constancy of Probe Penetration: ±1½%

Links

• Experimenter describing Type 874-LBA 1954
• 1N23B Microwave Diode Data
• AT&T Archives Wave Machine Tutorial@ YouTube

Photos

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