Enge detector package

The Enge detector package is designed to achieve ($\delta p/p$) = 4 $\times$ 10$^{-4}$ (FWHM) and it consists of drift chamber for tracking and hodoscope array for TOF measurement. Table 12 summarizes the size of each detectors.

表 12: Detectors for the Enge spectrometer

Nomenclature	Size	Comments
Honeycomb drift chamber
EDC	$12^H \times 100^W \times 30^T cm$	xx'uu'xx'vv'xx' 5mm drift (uu',vv' $\pm$30 deg)
Hodoscope
EHOD1	$12^H \times 100^W \times 1^T cm$	4$^W$ cm $\times$ 25-segments, H6612
EHOD2	$12^H \times 100^W \times 1^T cm$	4$^W$ cm $\times$ 25-segments, H6612
EHOD3	$12^H \times 100^W \times 2^T cm$	12$^W$ cm $\times$ 1-segment, H1949